1868960020

素因数分解:

$2^2\times 5^1\times {\mathrm{93448001}}^1$

素因数の和:93448010

約数の個数: 12

約数和(自身を含む): 3924816084

約数和(自身を除く): 2055856064

約数列:

[1, 2, 4, 5, 10, 20, 93448001, 186896002, 373792004, 467240005, 934480010, 1868960020]

約数ペア:

[(1, 1868960020), (2, 934480010), (4, 467240005), (5, 373792004), (10, 186896002), (20, 93448001)]