Q: What is the sum of all factors of the number 400,134,016 excluding 400,134,016?

A: 398,091,464

Why is 398,091,464 the sum of all factors of 400,134,016, excluding 400,134,016?

The factors of the number 400,134,016 are: 1, 2, 4, 8, 16, 32, 64, 128, 947, 1894, 3301, 3788, 6602, 7576, 13204, 15152, 26408, 30304, 52816, 60608, 105632, 121216, 211264, 422528, 3126047, 6252094, 12504188, 25008376, 50016752, 100033504, 200067008, 400134016.

If you add them up, you will get the total of 400,134,414. Now subtract 400,134,016 to get 398,091,464