Q: What is the sum of all factors of the number 20,380 excluding 20,380?
A: 22,460
The factors of the number 20,380 are: 1, 2, 4, 5, 10, 20, 1019, 2038, 4076, 5095, 10190, 20380.
If you add them up, you will get the total of 20,402. Now subtract 20,380 to get 22,460