Q: What is the sum of all factors of the number 280,427,880 excluding 280,427,880?
A: 571,533,720
The factors of the number 280,427,880 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9480, 29581, 59162, 88743, 118324, 147905, 177486, 236648, 295810, 354972, 443715, 591620, 709944, 887430, 1183240, 1774860, 2336899, 3549720, 4673798, 7010697, 9347596, 11684495, 14021394, 18695192, 23368990, 28042788, 35053485, 46737980, 56085576, 70106970, 93475960, 140213940, 280427880.
If you add them up, you will get the total of 280,428,451. Now subtract 280,427,880 to get 571,533,720