66704660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1571}}^1$

素因数の和:1784

約数の個数: 48

約数和(自身を含む): 153703872

約数和(自身を除く): 86999212

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 772, 965, 1571, 1930, 2123, 3142, 3860, 4246, 6284, 7855, 8492, 10615, 15710, 17281, 21230, 31420, 34562, 42460, 69124, 86405, 172810, 303203, 345620, 606406, 1212812, 1516015, 3032030, 3335233, 6064060, 6670466, 13340932, 16676165, 33352330, 66704660]

約数ペア:

[(1, 66704660), (2, 33352330), (4, 16676165), (5, 13340932), (10, 6670466), (11, 6064060), (20, 3335233), (22, 3032030), (44, 1516015), (55, 1212812), (110, 606406), (193, 345620), (220, 303203), (386, 172810), (772, 86405), (965, 69124), (1571, 42460), (1930, 34562), (2123, 31420), (3142, 21230), (3860, 17281), (4246, 15710), (6284, 10615), (7855, 8492)]