20307710

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49531}}^1$

素因数の和:49579

約数の個数: 16

約数和(自身を含む): 37446192

約数和(自身を除く): 17138482

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 49531, 99062, 247655, 495310, 2030771, 4061542, 10153855, 20307710]

約数ペア:

[(1, 20307710), (2, 10153855), (5, 4061542), (10, 2030771), (41, 495310), (82, 247655), (205, 99062), (410, 49531)]