40485172

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15889}}^1$

素因数の和:15920

約数の個数: 36

約数和(自身を含む): 88761540

約数和(自身を除く): 48276368

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 15889, 31778, 63556, 111223, 206557, 222446, 413114, 444892, 778561, 826228, 1445899, 1557122, 2891798, 3114244, 5783596, 10121293, 20242586, 40485172]

約数ペア:

[(1, 40485172), (2, 20242586), (4, 10121293), (7, 5783596), (13, 3114244), (14, 2891798), (26, 1557122), (28, 1445899), (49, 826228), (52, 778561), (91, 444892), (98, 413114), (182, 222446), (196, 206557), (364, 111223), (637, 63556), (1274, 31778), (2548, 15889)]