40254046

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3691}}^1$

素因数の和:3760

約数の個数: 32

約数和(自身を含む): 74430720

約数和(自身を除く): 34176674

約数列:

[1, 2, 7, 14, 19, 38, 41, 82, 133, 266, 287, 574, 779, 1558, 3691, 5453, 7382, 10906, 25837, 51674, 70129, 140258, 151331, 302662, 490903, 981806, 1059317, 2118634, 2875289, 5750578, 20127023, 40254046]

約数ペア:

[(1, 40254046), (2, 20127023), (7, 5750578), (14, 2875289), (19, 2118634), (38, 1059317), (41, 981806), (82, 490903), (133, 302662), (266, 151331), (287, 140258), (574, 70129), (779, 51674), (1558, 25837), (3691, 10906), (5453, 7382)]