28099910

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{18859}}^1$

素因数の和:19015

約数の個数: 16

約数和(自身を含む): 50922000

約数和(自身を除く): 22822090

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 18859, 37718, 94295, 188590, 2809991, 5619982, 14049955, 28099910]

約数ペア:

[(1, 28099910), (2, 14049955), (5, 5619982), (10, 2809991), (149, 188590), (298, 94295), (745, 37718), (1490, 18859)]