15351920

素因数分解:

$2^4\times 5^1\times {\mathrm{191899}}^1$

素因数の和:191912

約数の個数: 20

約数和(自身を含む): 35693400

約数和(自身を除く): 20341480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191899, 383798, 767596, 959495, 1535192, 1918990, 3070384, 3837980, 7675960, 15351920]

約数ペア:

[(1, 15351920), (2, 7675960), (4, 3837980), (5, 3070384), (8, 1918990), (10, 1535192), (16, 959495), (20, 767596), (40, 383798), (80, 191899)]