3780147960020

素因数分解:

$2^2\times 5^1\times {\mathrm{189007398001}}^1$

素因数の和:189007398010

約数の個数: 12

約数和(自身を含む): 7938310716084

約数和(自身を除く): 4158162756064

約数列:

[1, 2, 4, 5, 10, 20, 189007398001, 378014796002, 756029592004, 945036990005, 1890073980010, 3780147960020]

約数ペア:

[(1, 3780147960020), (2, 1890073980010), (4, 945036990005), (5, 756029592004), (10, 378014796002), (20, 189007398001)]