39944540

素因数分解:

$2^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{2267}}^1$

素因数の和:3157

約数の個数: 24

約数和(自身を含む): 84015792

約数和(自身を除く): 44071252

約数列:

[1, 2, 4, 5, 10, 20, 881, 1762, 2267, 3524, 4405, 4534, 8810, 9068, 11335, 17620, 22670, 45340, 1997227, 3994454, 7988908, 9986135, 19972270, 39944540]

約数ペア:

[(1, 39944540), (2, 19972270), (4, 9986135), (5, 7988908), (10, 3994454), (20, 1997227), (881, 45340), (1762, 22670), (2267, 17620), (3524, 11335), (4405, 9068), (4534, 8810)]