201990530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2885579}}^1$

素因数の和:2885593

約数の個数: 16

約数和(自身を含む): 415523520

約数和(自身を除く): 213532990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2885579, 5771158, 14427895, 20199053, 28855790, 40398106, 100995265, 201990530]

約数ペア:

[(1, 201990530), (2, 100995265), (5, 40398106), (7, 28855790), (10, 20199053), (14, 14427895), (35, 5771158), (70, 2885579)]