68711920

素因数分解:

$2^4\times 5^1\times {\mathrm{858899}}^1$

素因数の和:858912

約数の個数: 20

約数和(自身を含む): 159755400

約数和(自身を除く): 91043480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 858899, 1717798, 3435596, 4294495, 6871192, 8588990, 13742384, 17177980, 34355960, 68711920]

約数ペア:

[(1, 68711920), (2, 34355960), (4, 17177980), (5, 13742384), (8, 8588990), (10, 6871192), (16, 4294495), (20, 3435596), (40, 1717798), (80, 858899)]