20201017345

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{16889}}^1$

素因数の和:17109

約数の個数: 32

約数和(自身を含む): 25647127200

約数和(自身を除く): 5446109855

約数列:

[1, 5, 29, 73, 113, 145, 365, 565, 2117, 3277, 8249, 10585, 16385, 16889, 41245, 84445, 239221, 489781, 1196105, 1232897, 1908457, 2448905, 6164485, 9542285, 35754013, 55345253, 139317361, 178770065, 276726265, 696586805, 4040203469, 20201017345]

約数ペア:

[(1, 20201017345), (5, 4040203469), (29, 696586805), (73, 276726265), (113, 178770065), (145, 139317361), (365, 55345253), (565, 35754013), (2117, 9542285), (3277, 6164485), (8249, 2448905), (10585, 1908457), (16385, 1232897), (16889, 1196105), (41245, 489781), (84445, 239221)]