90063640

素因数分解:

$2^3\times 5^1\times {\mathrm{2251591}}^1$

素因数の和:2251602

約数の個数: 16

約数和(自身を含む): 202643280

約数和(自身を除く): 112579640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2251591, 4503182, 9006364, 11257955, 18012728, 22515910, 45031820, 90063640]

約数ペア:

[(1, 90063640), (2, 45031820), (4, 22515910), (5, 18012728), (8, 11257955), (10, 9006364), (20, 4503182), (40, 2251591)]