101421740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{724441}}^1$

素因数の和:724457

約数の個数: 24

約数和(自身を含む): 243412512

約数和(自身を除く): 141990772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 724441, 1448882, 2897764, 3622205, 5071087, 7244410, 10142174, 14488820, 20284348, 25355435, 50710870, 101421740]

約数ペア:

[(1, 101421740), (2, 50710870), (4, 25355435), (5, 20284348), (7, 14488820), (10, 10142174), (14, 7244410), (20, 5071087), (28, 3622205), (35, 2897764), (70, 1448882), (140, 724441)]