27301780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{643}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 62967744

約数和(自身を除く): 35665964

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 643, 772, 965, 1286, 1930, 2123, 2572, 3215, 3860, 4246, 6430, 7073, 8492, 10615, 12860, 14146, 21230, 28292, 35365, 42460, 70730, 124099, 141460, 248198, 496396, 620495, 1240990, 1365089, 2481980, 2730178, 5460356, 6825445, 13650890, 27301780]

約数ペア:

[(1, 27301780), (2, 13650890), (4, 6825445), (5, 5460356), (10, 2730178), (11, 2481980), (20, 1365089), (22, 1240990), (44, 620495), (55, 496396), (110, 248198), (193, 141460), (220, 124099), (386, 70730), (643, 42460), (772, 35365), (965, 28292), (1286, 21230), (1930, 14146), (2123, 12860), (2572, 10615), (3215, 8492), (3860, 7073), (4246, 6430)]