9160720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2663}}^1$

素因数の和:2719

約数の個数: 40

約数和(自身を含む): 21802176

約数和(自身を除く): 12641456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 2663, 3440, 5326, 10652, 13315, 21304, 26630, 42608, 53260, 106520, 114509, 213040, 229018, 458036, 572545, 916072, 1145090, 1832144, 2290180, 4580360, 9160720]

約数ペア:

[(1, 9160720), (2, 4580360), (4, 2290180), (5, 1832144), (8, 1145090), (10, 916072), (16, 572545), (20, 458036), (40, 229018), (43, 213040), (80, 114509), (86, 106520), (172, 53260), (215, 42608), (344, 26630), (430, 21304), (688, 13315), (860, 10652), (1720, 5326), (2663, 3440)]