8812120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12959}}^1$

素因数の和:12987

約数の個数: 32

約数和(自身を含む): 20995200

約数和(自身を除く): 12183080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 12959, 25918, 51836, 64795, 103672, 129590, 220303, 259180, 440606, 518360, 881212, 1101515, 1762424, 2203030, 4406060, 8812120]

約数ペア:

[(1, 8812120), (2, 4406060), (4, 2203030), (5, 1762424), (8, 1101515), (10, 881212), (17, 518360), (20, 440606), (34, 259180), (40, 220303), (68, 129590), (85, 103672), (136, 64795), (170, 51836), (340, 25918), (680, 12959)]