248364820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1128931}}^1$

素因数の和:1128951

約数の個数: 24

約数和(自身を含む): 568981728

約数和(自身を除く): 320616908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1128931, 2257862, 4515724, 5644655, 11289310, 12418241, 22578620, 24836482, 49672964, 62091205, 124182410, 248364820]

約数ペア:

[(1, 248364820), (2, 124182410), (4, 62091205), (5, 49672964), (10, 24836482), (11, 22578620), (20, 12418241), (22, 11289310), (44, 5644655), (55, 4515724), (110, 2257862), (220, 1128931)]