40415240

素因数分解:

$2^3\times 5^1\times {\mathrm{1010381}}^1$

素因数の和:1010392

約数の個数: 16

約数和(自身を含む): 90934380

約数和(自身を除く): 50519140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1010381, 2020762, 4041524, 5051905, 8083048, 10103810, 20207620, 40415240]

約数ペア:

[(1, 40415240), (2, 20207620), (4, 10103810), (5, 8083048), (8, 5051905), (10, 4041524), (20, 2020762), (40, 1010381)]