203552020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1453943}}^1$

素因数の和:1453959

約数の個数: 24

約数和(自身を含む): 488525184

約数和(自身を除く): 284973164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1453943, 2907886, 5815772, 7269715, 10177601, 14539430, 20355202, 29078860, 40710404, 50888005, 101776010, 203552020]

約数ペア:

[(1, 203552020), (2, 101776010), (4, 50888005), (5, 40710404), (7, 29078860), (10, 20355202), (14, 14539430), (20, 10177601), (28, 7269715), (35, 5815772), (70, 2907886), (140, 1453943)]