210870910

素因数分解:

$2^1\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{20899}}^1$

素因数の和:21915

約数の個数: 16

約数和(自身を含む): 379962000

約数和(自身を除く): 169091090

約数列:

[1, 2, 5, 10, 1009, 2018, 5045, 10090, 20899, 41798, 104495, 208990, 21087091, 42174182, 105435455, 210870910]

約数ペア:

[(1, 210870910), (2, 105435455), (5, 42174182), (10, 21087091), (1009, 208990), (2018, 104495), (5045, 41798), (10090, 20899)]