Q: What is the sum of all factors of the number 501,420 excluding 501,420?

A: 935,988

Why is 935,988 the sum of all factors of 501,420, excluding 501,420?

The factors of the number 501,420 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 137, 183, 244, 274, 305, 366, 411, 548, 610, 685, 732, 822, 915, 1220, 1370, 1644, 1830, 2055, 2740, 3660, 4110, 8220, 8357, 16714, 25071, 33428, 41785, 50142, 83570, 100284, 125355, 167140, 250710, 501420.

If you add them up, you will get the total of 502,355. Now subtract 501,420 to get 935,988