40012005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12763}}^1$

素因数の和:12801

約数の個数: 32

約数和(自身を含む): 73520640

約数和(自身を除く): 33508635

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 12763, 38289, 63815, 140393, 191445, 242497, 421179, 701965, 727491, 1212485, 2105895, 2667467, 3637455, 8002401, 13337335, 40012005]

約数ペア:

[(1, 40012005), (3, 13337335), (5, 8002401), (11, 3637455), (15, 2667467), (19, 2105895), (33, 1212485), (55, 727491), (57, 701965), (95, 421179), (165, 242497), (209, 191445), (285, 140393), (627, 63815), (1045, 38289), (3135, 12763)]