Q: What is the sum of all factors of the number 420,452 including 420,452?
A: 740,460
The factors of the number 420,452 are: 1, 2, 4, 257, 409, 514, 818, 1028, 1636, 105113, 210226, 420452.
If you add them up, you will get the total of 740,460.