201243140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1437451}}^1$

素因数の和:1437467

約数の個数: 24

約数和(自身を含む): 482983872

約数和(自身を除く): 281740732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1437451, 2874902, 5749804, 7187255, 10062157, 14374510, 20124314, 28749020, 40248628, 50310785, 100621570, 201243140]

約数ペア:

[(1, 201243140), (2, 100621570), (4, 50310785), (5, 40248628), (7, 28749020), (10, 20124314), (14, 14374510), (20, 10062157), (28, 7187255), (35, 5749804), (70, 2874902), (140, 1437451)]