200090180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{232663}}^1$

素因数の和:232715

約数の個数: 24

約数和(自身を含む): 429963072

約数和(自身を除く): 229872892

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 232663, 465326, 930652, 1163315, 2326630, 4653260, 10004509, 20009018, 40018036, 50022545, 100045090, 200090180]

約数ペア:

[(1, 200090180), (2, 100045090), (4, 50022545), (5, 40018036), (10, 20009018), (20, 10004509), (43, 4653260), (86, 2326630), (172, 1163315), (215, 930652), (430, 465326), (860, 232663)]