8778280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 22861440

約数和(自身を除く): 14083160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 293, 428, 535, 586, 749, 856, 1070, 1172, 1465, 1498, 2051, 2140, 2344, 2930, 2996, 3745, 4102, 4280, 5860, 5992, 7490, 8204, 10255, 11720, 14980, 16408, 20510, 29960, 31351, 41020, 62702, 82040, 125404, 156755, 219457, 250808, 313510, 438914, 627020, 877828, 1097285, 1254040, 1755656, 2194570, 4389140, 8778280]

約数ペア:

[(1, 8778280), (2, 4389140), (4, 2194570), (5, 1755656), (7, 1254040), (8, 1097285), (10, 877828), (14, 627020), (20, 438914), (28, 313510), (35, 250808), (40, 219457), (56, 156755), (70, 125404), (107, 82040), (140, 62702), (214, 41020), (280, 31351), (293, 29960), (428, 20510), (535, 16408), (586, 14980), (749, 11720), (856, 10255), (1070, 8204), (1172, 7490), (1465, 5992), (1498, 5860), (2051, 4280), (2140, 4102), (2344, 3745), (2930, 2996)]