28052420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2713}}^1$

素因数の和:2780

約数の個数: 48

約数和(自身を含む): 65657088

約数和(自身を除く): 37604668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 2713, 5170, 5426, 10340, 10852, 13565, 27130, 29843, 54260, 59686, 119372, 127511, 149215, 255022, 298430, 510044, 596860, 637555, 1275110, 1402621, 2550220, 2805242, 5610484, 7013105, 14026210, 28052420]

約数ペア:

[(1, 28052420), (2, 14026210), (4, 7013105), (5, 5610484), (10, 2805242), (11, 2550220), (20, 1402621), (22, 1275110), (44, 637555), (47, 596860), (55, 510044), (94, 298430), (110, 255022), (188, 149215), (220, 127511), (235, 119372), (470, 59686), (517, 54260), (940, 29843), (1034, 27130), (2068, 13565), (2585, 10852), (2713, 10340), (5170, 5426)]