Q: What is the sum of all factors of the number 400,596 excluding 400,596?

A: 728,364

Why is 728,364 the sum of all factors of 400,596, excluding 400,596?

The factors of the number 400,596 are: 1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 251, 266, 399, 502, 532, 753, 798, 1004, 1506, 1596, 1757, 3012, 3514, 4769, 5271, 7028, 9538, 10542, 14307, 19076, 21084, 28614, 33383, 57228, 66766, 100149, 133532, 200298, 400596.

If you add them up, you will get the total of 401,324. Now subtract 400,596 to get 728,364