Q: What is the sum of all factors of the number 1,294,320 excluding 1,294,320?

A: 2,718,816

Why is 2,718,816 the sum of all factors of 1,294,320, excluding 1,294,320?

The factors of the number 1,294,320 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5393, 10786, 16179, 21572, 26965, 32358, 43144, 53930, 64716, 80895, 86288, 107860, 129432, 161790, 215720, 258864, 323580, 431440, 647160, 1294320.

If you add them up, you will get the total of 1,294,322. Now subtract 1,294,320 to get 2,718,816