124793740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{145109}}^1$

素因数の和:145161

約数の個数: 24

約数和(自身を含む): 268163280

約数和(自身を除く): 143369540

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 145109, 290218, 580436, 725545, 1451090, 2902180, 6239687, 12479374, 24958748, 31198435, 62396870, 124793740]

約数ペア:

[(1, 124793740), (2, 62396870), (4, 31198435), (5, 24958748), (10, 12479374), (20, 6239687), (43, 2902180), (86, 1451090), (172, 725545), (215, 580436), (430, 290218), (860, 145109)]