221489180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1006769}}^1$

素因数の和:1006789

約数の個数: 24

約数和(自身を含む): 507412080

約数和(自身を除く): 285922900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1006769, 2013538, 4027076, 5033845, 10067690, 11074459, 20135380, 22148918, 44297836, 55372295, 110744590, 221489180]

約数ペア:

[(1, 221489180), (2, 110744590), (4, 55372295), (5, 44297836), (10, 22148918), (11, 20135380), (20, 11074459), (22, 10067690), (44, 5033845), (55, 4027076), (110, 2013538), (220, 1006769)]