40489358

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 76332960

約数和(自身を除く): 35843602

約数列:

[1, 2, 7, 13, 14, 26, 91, 109, 157, 169, 182, 218, 314, 338, 763, 1099, 1183, 1417, 1526, 2041, 2198, 2366, 2834, 4082, 9919, 14287, 17113, 18421, 19838, 26533, 28574, 34226, 36842, 53066, 119791, 128947, 185731, 222469, 239582, 257894, 371462, 444938, 1557283, 2892097, 3114566, 5784194, 20244679, 40489358]

約数ペア:

[(1, 40489358), (2, 20244679), (7, 5784194), (13, 3114566), (14, 2892097), (26, 1557283), (91, 444938), (109, 371462), (157, 257894), (169, 239582), (182, 222469), (218, 185731), (314, 128947), (338, 119791), (763, 53066), (1099, 36842), (1183, 34226), (1417, 28574), (1526, 26533), (2041, 19838), (2198, 18421), (2366, 17113), (2834, 14287), (4082, 9919)]