39351920

素因数分解:

$2^4\times 5^1\times {\mathrm{491899}}^1$

素因数の和:491912

約数の個数: 20

約数和(自身を含む): 91493400

約数和(自身を除く): 52141480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491899, 983798, 1967596, 2459495, 3935192, 4918990, 7870384, 9837980, 19675960, 39351920]

約数ペア:

[(1, 39351920), (2, 19675960), (4, 9837980), (5, 7870384), (8, 4918990), (10, 3935192), (16, 2459495), (20, 1967596), (40, 983798), (80, 491899)]