13221740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{94441}}^1$

素因数の和:94457

約数の個数: 24

約数和(自身を含む): 31732512

約数和(自身を除く): 18510772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 94441, 188882, 377764, 472205, 661087, 944410, 1322174, 1888820, 2644348, 3305435, 6610870, 13221740]

約数ペア:

[(1, 13221740), (2, 6610870), (4, 3305435), (5, 2644348), (7, 1888820), (10, 1322174), (14, 944410), (20, 661087), (28, 472205), (35, 377764), (70, 188882), (140, 94441)]