Q: What is the sum of all factors of the number 400,344,424 excluding 400,344,424?

A: 399,261,656

Why is 399,261,656 the sum of all factors of 400,344,424, excluding 400,344,424?

The factors of the number 400,344,424 are: 1, 2, 4, 8, 17, 34, 68, 136, 167, 334, 668, 1336, 2839, 5678, 11356, 17627, 22712, 35254, 70508, 141016, 299659, 599318, 1198636, 2397272, 2943709, 5887418, 11774836, 23549672, 50043053, 100086106, 200172212, 400344424.

If you add them up, you will get the total of 400,344,823. Now subtract 400,344,424 to get 399,261,656