20238250580

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1564007}}^1$

素因数の和:1564663

約数の個数: 24

約数和(自身を含む): 42566041728

約数和(自身を除く): 22327791148

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 6470, 12940, 1564007, 3128014, 6256028, 7820035, 15640070, 31280140, 1011912529, 2023825058, 4047650116, 5059562645, 10119125290, 20238250580]

約数ペア:

[(1, 20238250580), (2, 10119125290), (4, 5059562645), (5, 4047650116), (10, 2023825058), (20, 1011912529), (647, 31280140), (1294, 15640070), (2588, 7820035), (3235, 6256028), (6470, 3128014), (12940, 1564007)]