Q: What is the sum of all factors of the number 431,380 excluding 431,380?
A: 474,560
The factors of the number 431,380 are: 1, 2, 4, 5, 10, 20, 21569, 43138, 86276, 107845, 215690, 431380.
If you add them up, you will get the total of 431,854. Now subtract 431,380 to get 474,560