57744280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{499}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 142560000

約数和(自身を除く): 84815720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 263, 440, 499, 526, 998, 1052, 1315, 1996, 2104, 2495, 2630, 2893, 3992, 4990, 5260, 5489, 5786, 9980, 10520, 10978, 11572, 14465, 19960, 21956, 23144, 27445, 28930, 43912, 54890, 57860, 109780, 115720, 131237, 219560, 262474, 524948, 656185, 1049896, 1312370, 1443607, 2624740, 2887214, 5249480, 5774428, 7218035, 11548856, 14436070, 28872140, 57744280]

約数ペア:

[(1, 57744280), (2, 28872140), (4, 14436070), (5, 11548856), (8, 7218035), (10, 5774428), (11, 5249480), (20, 2887214), (22, 2624740), (40, 1443607), (44, 1312370), (55, 1049896), (88, 656185), (110, 524948), (220, 262474), (263, 219560), (440, 131237), (499, 115720), (526, 109780), (998, 57860), (1052, 54890), (1315, 43912), (1996, 28930), (2104, 27445), (2495, 23144), (2630, 21956), (2893, 19960), (3992, 14465), (4990, 11572), (5260, 10978), (5489, 10520), (5786, 9980)]