54987640

素因数分解:

$2^3\times 5^1\times {\mathrm{1374691}}^1$

素因数の和:1374702

約数の個数: 16

約数和(自身を含む): 123722280

約数和(自身を除く): 68734640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1374691, 2749382, 5498764, 6873455, 10997528, 13746910, 27493820, 54987640]

約数ペア:

[(1, 54987640), (2, 27493820), (4, 13746910), (5, 10997528), (8, 6873455), (10, 5498764), (20, 2749382), (40, 1374691)]