168281780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{290141}}^1$

素因数の和:290179

約数の個数: 24

約数和(自身を含む): 365578920

約数和(自身を除く): 197297140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 290141, 580282, 1160564, 1450705, 2901410, 5802820, 8414089, 16828178, 33656356, 42070445, 84140890, 168281780]

約数ペア:

[(1, 168281780), (2, 84140890), (4, 42070445), (5, 33656356), (10, 16828178), (20, 8414089), (29, 5802820), (58, 2901410), (116, 1450705), (145, 1160564), (290, 580282), (580, 290141)]