Q: What is the sum of all factors of the number 23,420 excluding 23,420?
A: 25,804
The factors of the number 23,420 are: 1, 2, 4, 5, 10, 20, 1171, 2342, 4684, 5855, 11710, 23420.
If you add them up, you will get the total of 23,445. Now subtract 23,420 to get 25,804