89203070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{18859}}^1$

素因数の和:18920

約数の個数: 32

約数和(自身を含む): 179245440

約数和(自身を除く): 90042370

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 18859, 37718, 94295, 188590, 207449, 414898, 810937, 1037245, 1621874, 2074490, 4054685, 8109370, 8920307, 17840614, 44601535, 89203070]

約数ペア:

[(1, 89203070), (2, 44601535), (5, 17840614), (10, 8920307), (11, 8109370), (22, 4054685), (43, 2074490), (55, 1621874), (86, 1037245), (110, 810937), (215, 414898), (430, 207449), (473, 188590), (946, 94295), (2365, 37718), (4730, 18859)]