11405380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2044

約数の個数: 48

約数和(自身を含む): 28054656

約数和(自身を除く): 16649276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 1987, 2870, 3974, 5740, 7948, 9935, 13909, 19870, 27818, 39740, 55636, 69545, 81467, 139090, 162934, 278180, 325868, 407335, 570269, 814670, 1140538, 1629340, 2281076, 2851345, 5702690, 11405380]

約数ペア:

[(1, 11405380), (2, 5702690), (4, 2851345), (5, 2281076), (7, 1629340), (10, 1140538), (14, 814670), (20, 570269), (28, 407335), (35, 325868), (41, 278180), (70, 162934), (82, 139090), (140, 81467), (164, 69545), (205, 55636), (287, 39740), (410, 27818), (574, 19870), (820, 13909), (1148, 9935), (1435, 7948), (1987, 5740), (2870, 3974)]