9021400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1049}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 21483000

約数和(自身を除く): 12461600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1049, 1075, 1720, 2098, 2150, 4196, 4300, 5245, 8392, 8600, 10490, 20980, 26225, 41960, 45107, 52450, 90214, 104900, 180428, 209800, 225535, 360856, 451070, 902140, 1127675, 1804280, 2255350, 4510700, 9021400]

約数ペア:

[(1, 9021400), (2, 4510700), (4, 2255350), (5, 1804280), (8, 1127675), (10, 902140), (20, 451070), (25, 360856), (40, 225535), (43, 209800), (50, 180428), (86, 104900), (100, 90214), (172, 52450), (200, 45107), (215, 41960), (344, 26225), (430, 20980), (860, 10490), (1049, 8600), (1075, 8392), (1720, 5245), (2098, 4300), (2150, 4196)]