Q: What is the sum of all factors of the number 645,424 excluding 645,424?

A: 760,736

Why is 760,736 the sum of all factors of 645,424, excluding 645,424?

The factors of the number 645,424 are: 1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 107, 116, 208, 214, 232, 377, 428, 464, 754, 856, 1391, 1508, 1712, 2782, 3016, 3103, 5564, 6032, 6206, 11128, 12412, 22256, 24824, 40339, 49648, 80678, 161356, 322712, 645424.

If you add them up, you will get the total of 646,184. Now subtract 645,424 to get 760,736