45140080

素因数分解:

$2^4\times 5^1\times {\mathrm{564251}}^1$

素因数の和:564264

約数の個数: 20

約数和(自身を含む): 104950872

約数和(自身を除く): 59810792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 564251, 1128502, 2257004, 2821255, 4514008, 5642510, 9028016, 11285020, 22570040, 45140080]

約数ペア:

[(1, 45140080), (2, 22570040), (4, 11285020), (5, 9028016), (8, 5642510), (10, 4514008), (16, 2821255), (20, 2257004), (40, 1128502), (80, 564251)]