Q: What is the sum of all factors of the number 1,720,240 including 1,720,240?
A: 3,999,744
The factors of the number 1,720,240 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 21503, 43006, 86012, 107515, 172024, 215030, 344048, 430060, 860120, 1720240.
If you add them up, you will get the total of 3,999,744.