2016354520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{11057}}^1$

素因数の和:11212

約数の個数: 64

約数和(自身を含む): 4681514880

約数和(自身を除く): 2665160360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 97, 188, 194, 235, 376, 388, 470, 485, 776, 940, 970, 1880, 1940, 3880, 4559, 9118, 11057, 18236, 22114, 22795, 36472, 44228, 45590, 55285, 88456, 91180, 110570, 182360, 221140, 442280, 519679, 1039358, 1072529, 2078716, 2145058, 2598395, 4157432, 4290116, 5196790, 5362645, 8580232, 10393580, 10725290, 20787160, 21450580, 42901160, 50408863, 100817726, 201635452, 252044315, 403270904, 504088630, 1008177260, 2016354520]

約数ペア:

[(1, 2016354520), (2, 1008177260), (4, 504088630), (5, 403270904), (8, 252044315), (10, 201635452), (20, 100817726), (40, 50408863), (47, 42901160), (94, 21450580), (97, 20787160), (188, 10725290), (194, 10393580), (235, 8580232), (376, 5362645), (388, 5196790), (470, 4290116), (485, 4157432), (776, 2598395), (940, 2145058), (970, 2078716), (1880, 1072529), (1940, 1039358), (3880, 519679), (4559, 442280), (9118, 221140), (11057, 182360), (18236, 110570), (22114, 91180), (22795, 88456), (36472, 55285), (44228, 45590)]