8393770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{991}}^1$

素因数の和:1027

約数の個数: 48

約数和(自身を含む): 18998784

約数和(自身を除く): 10605014

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 991, 1210, 1694, 1982, 4235, 4955, 6937, 8470, 9910, 10901, 13874, 21802, 34685, 54505, 69370, 76307, 109010, 119911, 152614, 239822, 381535, 599555, 763070, 839377, 1199110, 1678754, 4196885, 8393770]

約数ペア:

[(1, 8393770), (2, 4196885), (5, 1678754), (7, 1199110), (10, 839377), (11, 763070), (14, 599555), (22, 381535), (35, 239822), (55, 152614), (70, 119911), (77, 109010), (110, 76307), (121, 69370), (154, 54505), (242, 34685), (385, 21802), (605, 13874), (770, 10901), (847, 9910), (991, 8470), (1210, 6937), (1694, 4955), (1982, 4235)]