188808220

素因数分解:

$2^2\times 5^1\times {\mathrm{1697}}^1\times {\mathrm{5563}}^1$

素因数の和:7269

約数の個数: 24

約数和(自身を含む): 396802224

約数和(自身を除く): 207994004

約数列:

[1, 2, 4, 5, 10, 20, 1697, 3394, 5563, 6788, 8485, 11126, 16970, 22252, 27815, 33940, 55630, 111260, 9440411, 18880822, 37761644, 47202055, 94404110, 188808220]

約数ペア:

[(1, 188808220), (2, 94404110), (4, 47202055), (5, 37761644), (10, 18880822), (20, 9440411), (1697, 111260), (3394, 55630), (5563, 33940), (6788, 27815), (8485, 22252), (11126, 16970)]