Q: What is the sum of all factors of the number 40,820 excluding 40,820?
A: 52,084
The factors of the number 40,820 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1570, 2041, 3140, 4082, 8164, 10205, 20410, 40820.
If you add them up, you will get the total of 40,872. Now subtract 40,820 to get 52,084