488545180

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{115769}}^1$

素因数の和:115989

約数の個数: 24

約数和(自身を含む): 1030816080

約数和(自身を除く): 542270900

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 115769, 231538, 463076, 578845, 1157690, 2315380, 24427259, 48854518, 97709036, 122136295, 244272590, 488545180]

約数ペア:

[(1, 488545180), (2, 244272590), (4, 122136295), (5, 97709036), (10, 48854518), (20, 24427259), (211, 2315380), (422, 1157690), (844, 578845), (1055, 463076), (2110, 231538), (4220, 115769)]