#include <fstream>

using namespace std;
ifstream in("sum.in");
ofstream out("sum.out");

long long e [1000001];

int main()
{
    long long n,s = 0, i, j, y;
    in >> n;
    for(i=1;i<= 100001;i++)
    {

    }
    for (i = 2;i <= 100001; i++)
    {
        e[i] = i;
    }
    for (i = 2;i <= 100001; i++)
    {
        if(e[i] == i)
        {
            for(j = i;j <= 100001; j += i)
            {
                e[j]= e[j] / i * (i-1);
            }
        }
    }
    for(i = 1;i <= n;i++)
    {
        in >> y;
        out <<e[y] * y * 2<< '\n';
    }
    return 0;
}