Q: What is the sum of all factors of the number 1,205,420 including 1,205,420?
A: 2,531,424
The factors of the number 1,205,420 are: 1, 2, 4, 5, 10, 20, 60271, 120542, 241084, 301355, 602710, 1205420.
If you add them up, you will get the total of 2,531,424.