Q: What is the sum of all factors of the number 86,380 excluding 86,380?
A: 121,268
The factors of the number 86,380 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617, 1234, 2468, 3085, 4319, 6170, 8638, 12340, 17276, 21595, 43190, 86380.
If you add them up, you will get the total of 86,501. Now subtract 86,380 to get 121,268