388551460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{9151}}^1$

素因数の和:9364

約数の個数: 48

約数和(自身を含む): 894845952

約数和(自身を除く): 506294492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 772, 965, 1930, 2123, 3860, 4246, 8492, 9151, 10615, 18302, 21230, 36604, 42460, 45755, 91510, 100661, 183020, 201322, 402644, 503305, 1006610, 1766143, 2013220, 3532286, 7064572, 8830715, 17661430, 19427573, 35322860, 38855146, 77710292, 97137865, 194275730, 388551460]

約数ペア:

[(1, 388551460), (2, 194275730), (4, 97137865), (5, 77710292), (10, 38855146), (11, 35322860), (20, 19427573), (22, 17661430), (44, 8830715), (55, 7064572), (110, 3532286), (193, 2013220), (220, 1766143), (386, 1006610), (772, 503305), (965, 402644), (1930, 201322), (2123, 183020), (3860, 100661), (4246, 91510), (8492, 45755), (9151, 42460), (10615, 36604), (18302, 21230)]