20071773140

素因数分解:

$2^2\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{619117}}^1$

素因数の和:620747

約数の個数: 24

約数和(自身を含む): 42176794632

約数和(自身を除く): 22105021492

約数列:

[1, 2, 4, 5, 10, 20, 1621, 3242, 6484, 8105, 16210, 32420, 619117, 1238234, 2476468, 3095585, 6191170, 12382340, 1003588657, 2007177314, 4014354628, 5017943285, 10035886570, 20071773140]

約数ペア:

[(1, 20071773140), (2, 10035886570), (4, 5017943285), (5, 4014354628), (10, 2007177314), (20, 1003588657), (1621, 12382340), (3242, 6191170), (6484, 3095585), (8105, 2476468), (16210, 1238234), (32420, 619117)]