Q: What is the sum of all factors of the number 1,987,880 including 1,987,880?
A: 4,472,820
The factors of the number 1,987,880 are: 1, 2, 4, 5, 8, 10, 20, 40, 49697, 99394, 198788, 248485, 397576, 496970, 993940, 1987880.
If you add them up, you will get the total of 4,472,820.