57707380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{40639}}^1$

素因数の和:40719

約数の個数: 24

約数和(自身を含む): 122895360

約数和(自身を除く): 65187980

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 40639, 81278, 162556, 203195, 406390, 812780, 2885369, 5770738, 11541476, 14426845, 28853690, 57707380]

約数ペア:

[(1, 57707380), (2, 28853690), (4, 14426845), (5, 11541476), (10, 5770738), (20, 2885369), (71, 812780), (142, 406390), (284, 203195), (355, 162556), (710, 81278), (1420, 40639)]