25773220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{607}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 59447808

約数和(自身を除く): 33674588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 607, 772, 965, 1214, 1930, 2123, 2428, 3035, 3860, 4246, 6070, 6677, 8492, 10615, 12140, 13354, 21230, 26708, 33385, 42460, 66770, 117151, 133540, 234302, 468604, 585755, 1171510, 1288661, 2343020, 2577322, 5154644, 6443305, 12886610, 25773220]

約数ペア:

[(1, 25773220), (2, 12886610), (4, 6443305), (5, 5154644), (10, 2577322), (11, 2343020), (20, 1288661), (22, 1171510), (44, 585755), (55, 468604), (110, 234302), (193, 133540), (220, 117151), (386, 66770), (607, 42460), (772, 33385), (965, 26708), (1214, 21230), (1930, 13354), (2123, 12140), (2428, 10615), (3035, 8492), (3860, 6677), (4246, 6070)]