229618180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{1579}}^1$

素因数の和:2260

約数の個数: 48

約数和(自身を含む): 527163840

約数和(自身を除く): 297545660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 661, 1322, 1579, 2644, 3158, 3305, 6316, 6610, 7271, 7895, 13220, 14542, 15790, 17369, 29084, 31580, 34738, 36355, 69476, 72710, 86845, 145420, 173690, 347380, 1043719, 2087438, 4174876, 5218595, 10437190, 11480909, 20874380, 22961818, 45923636, 57404545, 114809090, 229618180]

約数ペア:

[(1, 229618180), (2, 114809090), (4, 57404545), (5, 45923636), (10, 22961818), (11, 20874380), (20, 11480909), (22, 10437190), (44, 5218595), (55, 4174876), (110, 2087438), (220, 1043719), (661, 347380), (1322, 173690), (1579, 145420), (2644, 86845), (3158, 72710), (3305, 69476), (6316, 36355), (6610, 34738), (7271, 31580), (7895, 29084), (13220, 17369), (14542, 15790)]