20236979140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144549851}}^1$

素因数の和:144549867

約数の個数: 24

約数和(自身を含む): 48568750272

約数和(自身を除く): 28331771132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144549851, 289099702, 578199404, 722749255, 1011848957, 1445498510, 2023697914, 2890997020, 4047395828, 5059244785, 10118489570, 20236979140]

約数ペア:

[(1, 20236979140), (2, 10118489570), (4, 5059244785), (5, 4047395828), (7, 2890997020), (10, 2023697914), (14, 1445498510), (20, 1011848957), (28, 722749255), (35, 578199404), (70, 289099702), (140, 144549851)]