Q: What is the sum of all factors of the number 400,768,942 excluding 400,768,942?

A: 309,904,322

Why is 309,904,322 the sum of all factors of 400,768,942, excluding 400,768,942?

The factors of the number 400,768,942 are: 1, 2, 7, 14, 49, 67, 98, 134, 469, 911, 938, 1822, 3283, 4489, 6377, 6566, 8978, 12754, 31423, 44639, 61037, 62846, 89278, 122074, 219961, 427259, 439922, 854518, 2990813, 4089479, 5981626, 8178958, 28626353, 57252706, 200384471, 400768942.

If you add them up, you will get the total of 400,769,251. Now subtract 400,768,942 to get 309,904,322