Q: What is the sum of all factors of the number 100,405 excluding 100,405?
A: 23,147
The factors of the number 100,405 are: 1, 5, 43, 215, 467, 2335, 20081, 100405.
If you add them up, you will get the total of 100,428. Now subtract 100,405 to get 23,147