97431920

素因数分解:

$2^4\times 5^1\times {\mathrm{1217899}}^1$

素因数の和:1217912

約数の個数: 20

約数和(自身を含む): 226529400

約数和(自身を除く): 129097480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1217899, 2435798, 4871596, 6089495, 9743192, 12178990, 19486384, 24357980, 48715960, 97431920]

約数ペア:

[(1, 97431920), (2, 48715960), (4, 24357980), (5, 19486384), (8, 12178990), (10, 9743192), (16, 6089495), (20, 4871596), (40, 2435798), (80, 1217899)]