53619920

素因数分解:

$2^4\times 5^1\times {\mathrm{670249}}^1$

素因数の和:670262

約数の個数: 20

約数和(自身を含む): 124666500

約数和(自身を除く): 71046580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 670249, 1340498, 2680996, 3351245, 5361992, 6702490, 10723984, 13404980, 26809960, 53619920]

約数ペア:

[(1, 53619920), (2, 26809960), (4, 13404980), (5, 10723984), (8, 6702490), (10, 5361992), (16, 3351245), (20, 2680996), (40, 1340498), (80, 670249)]