20120681665

素因数分解:

$5^1\times 7^1\times {\mathrm{1667}}^1\times {\mathrm{344857}}^1$

素因数の和:346536

約数の個数: 16

約数和(自身を含む): 27610710912

約数和(自身を除く): 7490029247

約数列:

[1, 5, 7, 35, 1667, 8335, 11669, 58345, 344857, 1724285, 2413999, 12069995, 574876619, 2874383095, 4024136333, 20120681665]

約数ペア:

[(1, 20120681665), (5, 4024136333), (7, 2874383095), (35, 574876619), (1667, 12069995), (8335, 2413999), (11669, 1724285), (58345, 344857)]