Q: What is the sum of all factors of the number 421,430 including 421,430?
A: 837,216
The factors of the number 421,430 are: 1, 2, 5, 10, 17, 34, 37, 67, 74, 85, 134, 170, 185, 335, 370, 629, 670, 1139, 1258, 2278, 2479, 3145, 4958, 5695, 6290, 11390, 12395, 24790, 42143, 84286, 210715, 421430.
If you add them up, you will get the total of 837,216.