100220260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{715859}}^1$

素因数の和:715875

約数の個数: 24

約数和(自身を含む): 240528960

約数和(自身を除く): 140308700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 715859, 1431718, 2863436, 3579295, 5011013, 7158590, 10022026, 14317180, 20044052, 25055065, 50110130, 100220260]

約数ペア:

[(1, 100220260), (2, 50110130), (4, 25055065), (5, 20044052), (7, 14317180), (10, 10022026), (14, 7158590), (20, 5011013), (28, 3579295), (35, 2863436), (70, 1431718), (140, 715859)]