85731140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389687}}^1$

素因数の和:389707

約数の個数: 24

約数和(自身を含む): 196402752

約数和(自身を除く): 110671612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389687, 779374, 1558748, 1948435, 3896870, 4286557, 7793740, 8573114, 17146228, 21432785, 42865570, 85731140]

約数ペア:

[(1, 85731140), (2, 42865570), (4, 21432785), (5, 17146228), (10, 8573114), (11, 7793740), (20, 4286557), (22, 3896870), (44, 1948435), (55, 1558748), (110, 779374), (220, 389687)]