188897180

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{35111}}^1$

素因数の和:35389

約数の個数: 24

約数和(自身を含む): 398170080

約数和(自身を除く): 209272900

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 35111, 70222, 140444, 175555, 351110, 702220, 9444859, 18889718, 37779436, 47224295, 94448590, 188897180]

約数ペア:

[(1, 188897180), (2, 94448590), (4, 47224295), (5, 37779436), (10, 18889718), (20, 9444859), (269, 702220), (538, 351110), (1076, 175555), (1345, 140444), (2690, 70222), (5380, 35111)]