Q: What is the sum of all factors of the number 400,928 excluding 400,928?

A: 524,416

Why is 524,416 the sum of all factors of 400,928, excluding 400,928?

The factors of the number 400,928 are: 1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 67, 68, 88, 134, 136, 176, 187, 268, 272, 352, 374, 536, 544, 737, 748, 1072, 1139, 1474, 1496, 2144, 2278, 2948, 2992, 4556, 5896, 5984, 9112, 11792, 12529, 18224, 23584, 25058, 36448, 50116, 100232, 200464, 400928.

If you add them up, you will get the total of 401,452. Now subtract 400,928 to get 524,416