3984440

素因数分解:

$2^3\times 5^1\times {\mathrm{99611}}^1$

素因数の和:99622

約数の個数: 16

約数和(自身を含む): 8965080

約数和(自身を除く): 4980640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 99611, 199222, 398444, 498055, 796888, 996110, 1992220, 3984440]

約数ペア:

[(1, 3984440), (2, 1992220), (4, 996110), (5, 796888), (8, 498055), (10, 398444), (20, 199222), (40, 99611)]