2023371020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{213887}}^1$

素因数の和:213950

約数の個数: 48

約数和(自身を含む): 4743180288

約数和(自身を除く): 2719809268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 213887, 427774, 855548, 1069435, 2138870, 2352757, 4277740, 4705514, 9197141, 9411028, 11763785, 18394282, 23527570, 36788564, 45985705, 47055140, 91971410, 101168551, 183942820, 202337102, 404674204, 505842755, 1011685510, 2023371020]

約数ペア:

[(1, 2023371020), (2, 1011685510), (4, 505842755), (5, 404674204), (10, 202337102), (11, 183942820), (20, 101168551), (22, 91971410), (43, 47055140), (44, 45985705), (55, 36788564), (86, 23527570), (110, 18394282), (172, 11763785), (215, 9411028), (220, 9197141), (430, 4705514), (473, 4277740), (860, 2352757), (946, 2138870), (1892, 1069435), (2365, 855548), (4730, 427774), (9460, 213887)]