123635380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1165

約数の個数: 72

約数和(自身を含む): 291723264

約数和(自身を除く): 168087884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 121, 188, 220, 235, 242, 470, 484, 517, 605, 940, 1034, 1087, 1210, 2068, 2174, 2420, 2585, 4348, 5170, 5435, 5687, 10340, 10870, 11374, 11957, 21740, 22748, 23914, 28435, 47828, 51089, 56870, 59785, 102178, 113740, 119570, 131527, 204356, 239140, 255445, 263054, 510890, 526108, 561979, 657635, 1021780, 1123958, 1315270, 2247916, 2630540, 2809895, 5619790, 6181769, 11239580, 12363538, 24727076, 30908845, 61817690, 123635380]

約数ペア:

[(1, 123635380), (2, 61817690), (4, 30908845), (5, 24727076), (10, 12363538), (11, 11239580), (20, 6181769), (22, 5619790), (44, 2809895), (47, 2630540), (55, 2247916), (94, 1315270), (110, 1123958), (121, 1021780), (188, 657635), (220, 561979), (235, 526108), (242, 510890), (470, 263054), (484, 255445), (517, 239140), (605, 204356), (940, 131527), (1034, 119570), (1087, 113740), (1210, 102178), (2068, 59785), (2174, 56870), (2420, 51089), (2585, 47828), (4348, 28435), (5170, 23914), (5435, 22748), (5687, 21740), (10340, 11957), (10870, 11374)]