54438220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1997}}^1$

素因数の和:2082

約数の個数: 48

約数和(自身を含む): 120839040

約数和(自身を除く): 66400820

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 58, 94, 116, 145, 188, 235, 290, 470, 580, 940, 1363, 1997, 2726, 3994, 5452, 6815, 7988, 9985, 13630, 19970, 27260, 39940, 57913, 93859, 115826, 187718, 231652, 289565, 375436, 469295, 579130, 938590, 1158260, 1877180, 2721911, 5443822, 10887644, 13609555, 27219110, 54438220]

約数ペア:

[(1, 54438220), (2, 27219110), (4, 13609555), (5, 10887644), (10, 5443822), (20, 2721911), (29, 1877180), (47, 1158260), (58, 938590), (94, 579130), (116, 469295), (145, 375436), (188, 289565), (235, 231652), (290, 187718), (470, 115826), (580, 93859), (940, 57913), (1363, 39940), (1997, 27260), (2726, 19970), (3994, 13630), (5452, 9985), (6815, 7988)]