7351280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2137}}^1$

素因数の和:2193

約数の個数: 40

約数和(自身を含む): 17497392

約数和(自身を除く): 10146112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 2137, 3440, 4274, 8548, 10685, 17096, 21370, 34192, 42740, 85480, 91891, 170960, 183782, 367564, 459455, 735128, 918910, 1470256, 1837820, 3675640, 7351280]

約数ペア:

[(1, 7351280), (2, 3675640), (4, 1837820), (5, 1470256), (8, 918910), (10, 735128), (16, 459455), (20, 367564), (40, 183782), (43, 170960), (80, 91891), (86, 85480), (172, 42740), (215, 34192), (344, 21370), (430, 17096), (688, 10685), (860, 8548), (1720, 4274), (2137, 3440)]