11842280

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2161}}^1$

素因数の和:2309

約数の個数: 32

約数和(自身を含む): 26852040

約数和(自身を除く): 15009760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2161, 2740, 4322, 5480, 8644, 10805, 17288, 21610, 43220, 86440, 296057, 592114, 1184228, 1480285, 2368456, 2960570, 5921140, 11842280]

約数ペア:

[(1, 11842280), (2, 5921140), (4, 2960570), (5, 2368456), (8, 1480285), (10, 1184228), (20, 592114), (40, 296057), (137, 86440), (274, 43220), (548, 21610), (685, 17288), (1096, 10805), (1370, 8644), (2161, 5480), (2740, 4322)]