Q: What is the sum of all factors of the number 4,004,028 including 4,004,028?

A: 11,567,920

Why is 11,567,920 the sum of all factors of 4,004,028, including 4,004,028?

The factors of the number 4,004,028 are: 1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 15889, 31778, 47667, 63556, 95334, 111223, 143001, 190668, 222446, 286002, 333669, 444892, 572004, 667338, 1001007, 1334676, 2002014, 4004028.

If you add them up, you will get the total of 11,567,920.