45159280

素因数分解:

$2^4\times 5^1\times {\mathrm{564491}}^1$

素因数の和:564504

約数の個数: 20

約数和(自身を含む): 104995512

約数和(自身を除く): 59836232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 564491, 1128982, 2257964, 2822455, 4515928, 5644910, 9031856, 11289820, 22579640, 45159280]

約数ペア:

[(1, 45159280), (2, 22579640), (4, 11289820), (5, 9031856), (8, 5644910), (10, 4515928), (16, 2822455), (20, 2257964), (40, 1128982), (80, 564491)]