164202280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373187}}^1$

素因数の和:373209

約数の個数: 32

約数和(自身を含む): 403043040

約数和(自身を除く): 238840760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 373187, 746374, 1492748, 1865935, 2985496, 3731870, 4105057, 7463740, 8210114, 14927480, 16420228, 20525285, 32840456, 41050570, 82101140, 164202280]

約数ペア:

[(1, 164202280), (2, 82101140), (4, 41050570), (5, 32840456), (8, 20525285), (10, 16420228), (11, 14927480), (20, 8210114), (22, 7463740), (40, 4105057), (44, 3731870), (55, 2985496), (88, 1865935), (110, 1492748), (220, 746374), (440, 373187)]