199079890010

素因数分解:

$2^1\times 5^1\times {\mathrm{19907989001}}^1$

素因数の和:19907989008

約数の個数: 8

約数和(自身を含む): 358343802036

約数和(自身を除く): 159263912026

約数列:

[1, 2, 5, 10, 19907989001, 39815978002, 99539945005, 199079890010]

約数ペア:

[(1, 199079890010), (2, 99539945005), (5, 39815978002), (10, 19907989001)]