17842840

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1453}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 40304880

約数和(自身を除く): 22462040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1453, 1535, 2456, 2906, 3070, 5812, 6140, 7265, 11624, 12280, 14530, 29060, 58120, 446071, 892142, 1784284, 2230355, 3568568, 4460710, 8921420, 17842840]

約数ペア:

[(1, 17842840), (2, 8921420), (4, 4460710), (5, 3568568), (8, 2230355), (10, 1784284), (20, 892142), (40, 446071), (307, 58120), (614, 29060), (1228, 14530), (1453, 12280), (1535, 11624), (2456, 7265), (2906, 6140), (3070, 5812)]