258477620

素因数分解:

$2^2\times 5^1\times {\mathrm{3583}}^1\times {\mathrm{3607}}^1$

素因数の和:7199

約数の個数: 24

約数和(自身を含む): 543105024

約数和(自身を除く): 284627404

約数列:

[1, 2, 4, 5, 10, 20, 3583, 3607, 7166, 7214, 14332, 14428, 17915, 18035, 35830, 36070, 71660, 72140, 12923881, 25847762, 51695524, 64619405, 129238810, 258477620]

約数ペア:

[(1, 258477620), (2, 129238810), (4, 64619405), (5, 51695524), (10, 25847762), (20, 12923881), (3583, 72140), (3607, 71660), (7166, 36070), (7214, 35830), (14332, 18035), (14428, 17915)]