220142660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{478571}}^1$

素因数の和:478603

約数の個数: 24

約数和(自身を含む): 482400576

約数和(自身を除く): 262257916

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 478571, 957142, 1914284, 2392855, 4785710, 9571420, 11007133, 22014266, 44028532, 55035665, 110071330, 220142660]

約数ペア:

[(1, 220142660), (2, 110071330), (4, 55035665), (5, 44028532), (10, 22014266), (20, 11007133), (23, 9571420), (46, 4785710), (92, 2392855), (115, 1914284), (230, 957142), (460, 478571)]