Q: What is the sum of all factors of the number 136,420 excluding 136,420?
A: 165,980
The factors of the number 136,420 are: 1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 359, 380, 718, 1436, 1795, 3590, 6821, 7180, 13642, 27284, 34105, 68210, 136420.
If you add them up, you will get the total of 136,585. Now subtract 136,420 to get 165,980