204078220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{351859}}^1$

素因数の和:351897

約数の個数: 24

約数和(自身を含む): 443343600

約数和(自身を除く): 239265380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 351859, 703718, 1407436, 1759295, 3518590, 7037180, 10203911, 20407822, 40815644, 51019555, 102039110, 204078220]

約数ペア:

[(1, 204078220), (2, 102039110), (4, 51019555), (5, 40815644), (10, 20407822), (20, 10203911), (29, 7037180), (58, 3518590), (116, 1759295), (145, 1407436), (290, 703718), (580, 351859)]