31897180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5557}}^1$

素因数の和:5614

約数の個数: 48

約数和(自身を含む): 78434496

約数和(自身を除く): 46537316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5557, 5740, 11114, 22228, 27785, 38899, 55570, 77798, 111140, 155596, 194495, 227837, 388990, 455674, 777980, 911348, 1139185, 1594859, 2278370, 3189718, 4556740, 6379436, 7974295, 15948590, 31897180]

約数ペア:

[(1, 31897180), (2, 15948590), (4, 7974295), (5, 6379436), (7, 4556740), (10, 3189718), (14, 2278370), (20, 1594859), (28, 1139185), (35, 911348), (41, 777980), (70, 455674), (82, 388990), (140, 227837), (164, 194495), (205, 155596), (287, 111140), (410, 77798), (574, 55570), (820, 38899), (1148, 27785), (1435, 22228), (2870, 11114), (5557, 5740)]