227804540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{264889}}^1$

素因数の和:264941

約数の個数: 24

約数和(自身を含む): 489516720

約数和(自身を除く): 261712180

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 264889, 529778, 1059556, 1324445, 2648890, 5297780, 11390227, 22780454, 45560908, 56951135, 113902270, 227804540]

約数ペア:

[(1, 227804540), (2, 113902270), (4, 56951135), (5, 45560908), (10, 22780454), (20, 11390227), (43, 5297780), (86, 2648890), (172, 1324445), (215, 1059556), (430, 529778), (860, 264889)]