8668820

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2909}}^1$

素因数の和:3067

約数の個数: 24

約数和(自身を含む): 18333000

約数和(自身を除く): 9664180

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2909, 2980, 5818, 11636, 14545, 29090, 58180, 433441, 866882, 1733764, 2167205, 4334410, 8668820]

約数ペア:

[(1, 8668820), (2, 4334410), (4, 2167205), (5, 1733764), (10, 866882), (20, 433441), (149, 58180), (298, 29090), (596, 14545), (745, 11636), (1490, 5818), (2909, 2980)]