Q: What is the sum of all factors of the number 390,860 excluding 390,860?
A: 429,988
The factors of the number 390,860 are: 1, 2, 4, 5, 10, 20, 19543, 39086, 78172, 97715, 195430, 390860.
If you add them up, you will get the total of 391,289. Now subtract 390,860 to get 429,988