9010780

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2287}}^1$

素因数の和:2493

約数の個数: 24

約数和(自身を含む): 19027008

約数和(自身を除く): 10016228

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 2287, 3940, 4574, 9148, 11435, 22870, 45740, 450539, 901078, 1802156, 2252695, 4505390, 9010780]

約数ペア:

[(1, 9010780), (2, 4505390), (4, 2252695), (5, 1802156), (10, 901078), (20, 450539), (197, 45740), (394, 22870), (788, 11435), (985, 9148), (1970, 4574), (2287, 3940)]