Q: What is the sum of all factors of the number 1,423,540 including 1,423,540?
A: 3,021,480
The factors of the number 1,423,540 are: 1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 653, 1090, 1306, 2180, 2612, 3265, 6530, 13060, 71177, 142354, 284708, 355885, 711770, 1423540.
If you add them up, you will get the total of 3,021,480.