12892120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18959}}^1$

素因数の和:18987

約数の個数: 32

約数和(自身を含む): 30715200

約数和(自身を除く): 17823080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 18959, 37918, 75836, 94795, 151672, 189590, 322303, 379180, 644606, 758360, 1289212, 1611515, 2578424, 3223030, 6446060, 12892120]

約数ペア:

[(1, 12892120), (2, 6446060), (4, 3223030), (5, 2578424), (8, 1611515), (10, 1289212), (17, 758360), (20, 644606), (34, 379180), (40, 322303), (68, 189590), (85, 151672), (136, 94795), (170, 75836), (340, 37918), (680, 18959)]