28056490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 63866880

約数和(自身を除く): 35810390

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 83, 110, 154, 166, 385, 415, 439, 581, 770, 830, 878, 913, 1162, 1826, 2195, 2905, 3073, 4390, 4565, 4829, 5810, 6146, 6391, 9130, 9658, 12782, 15365, 24145, 30730, 31955, 33803, 36437, 48290, 63910, 67606, 72874, 169015, 182185, 255059, 338030, 364370, 400807, 510118, 801614, 1275295, 2004035, 2550590, 2805649, 4008070, 5611298, 14028245, 28056490]

約数ペア:

[(1, 28056490), (2, 14028245), (5, 5611298), (7, 4008070), (10, 2805649), (11, 2550590), (14, 2004035), (22, 1275295), (35, 801614), (55, 510118), (70, 400807), (77, 364370), (83, 338030), (110, 255059), (154, 182185), (166, 169015), (385, 72874), (415, 67606), (439, 63910), (581, 48290), (770, 36437), (830, 33803), (878, 31955), (913, 30730), (1162, 24145), (1826, 15365), (2195, 12782), (2905, 9658), (3073, 9130), (4390, 6391), (4565, 6146), (4829, 5810)]