2888270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 64

約数和(自身を含む): 6746112

約数和(自身を除く): 3857842

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 121, 154, 155, 217, 242, 310, 341, 385, 434, 605, 682, 770, 847, 1085, 1210, 1331, 1694, 1705, 2170, 2387, 2662, 3410, 3751, 4235, 4774, 6655, 7502, 8470, 9317, 11935, 13310, 18634, 18755, 23870, 26257, 37510, 41261, 46585, 52514, 82522, 93170, 131285, 206305, 262570, 288827, 412610, 577654, 1444135, 2888270]

約数ペア:

[(1, 2888270), (2, 1444135), (5, 577654), (7, 412610), (10, 288827), (11, 262570), (14, 206305), (22, 131285), (31, 93170), (35, 82522), (55, 52514), (62, 46585), (70, 41261), (77, 37510), (110, 26257), (121, 23870), (154, 18755), (155, 18634), (217, 13310), (242, 11935), (310, 9317), (341, 8470), (385, 7502), (434, 6655), (605, 4774), (682, 4235), (770, 3751), (847, 3410), (1085, 2662), (1210, 2387), (1331, 2170), (1694, 1705)]