2017996420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{47527}}^1$

素因数の和:47740

約数の個数: 48

約数和(自身を含む): 4647097728

約数和(自身を除く): 2629101308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 772, 965, 1930, 2123, 3860, 4246, 8492, 10615, 21230, 42460, 47527, 95054, 190108, 237635, 475270, 522797, 950540, 1045594, 2091188, 2613985, 5227970, 9172711, 10455940, 18345422, 36690844, 45863555, 91727110, 100899821, 183454220, 201799642, 403599284, 504499105, 1008998210, 2017996420]

約数ペア:

[(1, 2017996420), (2, 1008998210), (4, 504499105), (5, 403599284), (10, 201799642), (11, 183454220), (20, 100899821), (22, 91727110), (44, 45863555), (55, 36690844), (110, 18345422), (193, 10455940), (220, 9172711), (386, 5227970), (772, 2613985), (965, 2091188), (1930, 1045594), (2123, 950540), (3860, 522797), (4246, 475270), (8492, 237635), (10615, 190108), (21230, 95054), (42460, 47527)]