40268260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27581}}^1$

素因数の和:27663

約数の個数: 24

約数和(自身を含む): 85724856

約数和(自身を除く): 45456596

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 27581, 55162, 110324, 137905, 275810, 551620, 2013413, 4026826, 8053652, 10067065, 20134130, 40268260]

約数ペア:

[(1, 40268260), (2, 20134130), (4, 10067065), (5, 8053652), (10, 4026826), (20, 2013413), (73, 551620), (146, 275810), (292, 137905), (365, 110324), (730, 55162), (1460, 27581)]