201557620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 478711296

約数和(自身を除く): 277153676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 101, 110, 188, 193, 202, 220, 235, 386, 404, 470, 505, 517, 772, 940, 965, 1010, 1034, 1111, 1930, 2020, 2068, 2123, 2222, 2585, 3860, 4246, 4444, 4747, 5170, 5555, 8492, 9071, 9494, 10340, 10615, 11110, 18142, 18988, 19493, 21230, 22220, 23735, 36284, 38986, 42460, 45355, 47470, 52217, 77972, 90710, 94940, 97465, 99781, 104434, 181420, 194930, 199562, 208868, 214423, 261085, 389860, 399124, 428846, 498905, 522170, 857692, 916171, 997810, 1044340, 1072115, 1832342, 1995620, 2144230, 3664684, 4288460, 4580855, 9161710, 10077881, 18323420, 20155762, 40311524, 50389405, 100778810, 201557620]

約数ペア:

[(1, 201557620), (2, 100778810), (4, 50389405), (5, 40311524), (10, 20155762), (11, 18323420), (20, 10077881), (22, 9161710), (44, 4580855), (47, 4288460), (55, 3664684), (94, 2144230), (101, 1995620), (110, 1832342), (188, 1072115), (193, 1044340), (202, 997810), (220, 916171), (235, 857692), (386, 522170), (404, 498905), (470, 428846), (505, 399124), (517, 389860), (772, 261085), (940, 214423), (965, 208868), (1010, 199562), (1034, 194930), (1111, 181420), (1930, 104434), (2020, 99781), (2068, 97465), (2123, 94940), (2222, 90710), (2585, 77972), (3860, 52217), (4246, 47470), (4444, 45355), (4747, 42460), (5170, 38986), (5555, 36284), (8492, 23735), (9071, 22220), (9494, 21230), (10340, 19493), (10615, 18988), (11110, 18142)]