2858420

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1091}}^1$

素因数の和:1231

約数の個数: 24

約数和(自身を含む): 6054048

約数和(自身を除く): 3195628

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1091, 1310, 2182, 2620, 4364, 5455, 10910, 21820, 142921, 285842, 571684, 714605, 1429210, 2858420]

約数ペア:

[(1, 2858420), (2, 1429210), (4, 714605), (5, 571684), (10, 285842), (20, 142921), (131, 21820), (262, 10910), (524, 5455), (655, 4364), (1091, 2620), (1310, 2182)]