40090456

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{919}}^1$

素因数の和:992

約数の個数: 64

約数和(自身を含む): 92736000

約数和(自身を除く): 52645544

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 41, 56, 76, 82, 133, 152, 164, 266, 287, 328, 532, 574, 779, 919, 1064, 1148, 1558, 1838, 2296, 3116, 3676, 5453, 6232, 6433, 7352, 10906, 12866, 17461, 21812, 25732, 34922, 37679, 43624, 51464, 69844, 75358, 122227, 139688, 150716, 244454, 263753, 301432, 488908, 527506, 715901, 977816, 1055012, 1431802, 2110024, 2863604, 5011307, 5727208, 10022614, 20045228, 40090456]

約数ペア:

[(1, 40090456), (2, 20045228), (4, 10022614), (7, 5727208), (8, 5011307), (14, 2863604), (19, 2110024), (28, 1431802), (38, 1055012), (41, 977816), (56, 715901), (76, 527506), (82, 488908), (133, 301432), (152, 263753), (164, 244454), (266, 150716), (287, 139688), (328, 122227), (532, 75358), (574, 69844), (779, 51464), (919, 43624), (1064, 37679), (1148, 34922), (1558, 25732), (1838, 21812), (2296, 17461), (3116, 12866), (3676, 10906), (5453, 7352), (6232, 6433)]