4455140

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{661}}^1$

素因数の和:1007

約数の個数: 24

約数和(自身を含む): 9397752

約数和(自身を除く): 4942612

約数列:

[1, 2, 4, 5, 10, 20, 337, 661, 674, 1322, 1348, 1685, 2644, 3305, 3370, 6610, 6740, 13220, 222757, 445514, 891028, 1113785, 2227570, 4455140]

約数ペア:

[(1, 4455140), (2, 2227570), (4, 1113785), (5, 891028), (10, 445514), (20, 222757), (337, 13220), (661, 6740), (674, 6610), (1322, 3370), (1348, 3305), (1685, 2644)]