8921420

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1453}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 18808944

約数和(自身を除く): 9887524

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1453, 1535, 2906, 3070, 5812, 6140, 7265, 14530, 29060, 446071, 892142, 1784284, 2230355, 4460710, 8921420]

約数ペア:

[(1, 8921420), (2, 4460710), (4, 2230355), (5, 1784284), (10, 892142), (20, 446071), (307, 29060), (614, 14530), (1228, 7265), (1453, 6140), (1535, 5812), (2906, 3070)]