Q: What is the sum of all factors of the number 28,120 excluding 28,120?
A: 40,280
The factors of the number 28,120 are: 1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 7030, 14060, 28120.
If you add them up, you will get the total of 28,160. Now subtract 28,120 to get 40,280