11137620020

素因数分解:

$2^2\times 5^1\times {\mathrm{556881001}}^1$

素因数の和:556881010

約数の個数: 12

約数和(自身を含む): 23389002084

約数和(自身を除く): 12251382064

約数列:

[1, 2, 4, 5, 10, 20, 556881001, 1113762002, 2227524004, 2784405005, 5568810010, 11137620020]

約数ペア:

[(1, 11137620020), (2, 5568810010), (4, 2784405005), (5, 2227524004), (10, 1113762002), (20, 556881001)]