39668080

素因数分解:

$2^4\times 5^1\times {\mathrm{495851}}^1$

素因数の和:495864

約数の個数: 20

約数和(自身を含む): 92228472

約数和(自身を除く): 52560392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 495851, 991702, 1983404, 2479255, 3966808, 4958510, 7933616, 9917020, 19834040, 39668080]

約数ペア:

[(1, 39668080), (2, 19834040), (4, 9917020), (5, 7933616), (8, 4958510), (10, 3966808), (16, 2479255), (20, 1983404), (40, 991702), (80, 495851)]