Q: What is the sum of all factors of the number 389,972 excluding 389,972?
A: 354,604
The factors of the number 389,972 are: 1, 2, 4, 11, 22, 44, 8863, 17726, 35452, 97493, 194986, 389972.
If you add them up, you will get the total of 390,326. Now subtract 389,972 to get 354,604