668800660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3040003}}^1$

素因数の和:3040023

約数の個数: 24

約数和(自身を含む): 1532162016

約数和(自身を除く): 863361356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3040003, 6080006, 12160012, 15200015, 30400030, 33440033, 60800060, 66880066, 133760132, 167200165, 334400330, 668800660]

約数ペア:

[(1, 668800660), (2, 334400330), (4, 167200165), (5, 133760132), (10, 66880066), (11, 60800060), (20, 33440033), (22, 30400030), (44, 15200015), (55, 12160012), (110, 6080006), (220, 3040003)]