201719140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1440851}}^1$

素因数の和:1440867

約数の個数: 24

約数和(自身を含む): 484126272

約数和(自身を除く): 282407132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1440851, 2881702, 5763404, 7204255, 10085957, 14408510, 20171914, 28817020, 40343828, 50429785, 100859570, 201719140]

約数ペア:

[(1, 201719140), (2, 100859570), (4, 50429785), (5, 40343828), (7, 28817020), (10, 20171914), (14, 14408510), (20, 10085957), (28, 7204255), (35, 5763404), (70, 2881702), (140, 1440851)]