Q: What is the sum of all factors of the number 428,380 including 428,380?
A: 899,640
The factors of the number 428,380 are: 1, 2, 4, 5, 10, 20, 21419, 42838, 85676, 107095, 214190, 428380.
If you add them up, you will get the total of 899,640.