203090440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{725323}}^1$

素因数の和:725341

約数の個数: 32

約数和(自身を含む): 522233280

約数和(自身を除く): 319142840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 725323, 1450646, 2901292, 3626615, 5077261, 5802584, 7253230, 10154522, 14506460, 20309044, 25386305, 29012920, 40618088, 50772610, 101545220, 203090440]

約数ペア:

[(1, 203090440), (2, 101545220), (4, 50772610), (5, 40618088), (7, 29012920), (8, 25386305), (10, 20309044), (14, 14506460), (20, 10154522), (28, 7253230), (35, 5802584), (40, 5077261), (56, 3626615), (70, 2901292), (140, 1450646), (280, 725323)]