Q: What is the sum of all factors of the number 28,440 excluding 28,440?
A: 65,160
The factors of the number 28,440 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 79, 90, 120, 158, 180, 237, 316, 360, 395, 474, 632, 711, 790, 948, 1185, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 4740, 5688, 7110, 9480, 14220, 28440.
If you add them up, you will get the total of 28,505. Now subtract 28,440 to get 65,160