889761790

素因数分解:

$2^1\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{80231}}^1$

素因数の和:81347

約数の個数: 16

約数和(自身を含む): 1603035360

約数和(自身を除く): 713273570

約数列:

[1, 2, 5, 10, 1109, 2218, 5545, 11090, 80231, 160462, 401155, 802310, 88976179, 177952358, 444880895, 889761790]

約数ペア:

[(1, 889761790), (2, 444880895), (5, 177952358), (10, 88976179), (1109, 802310), (2218, 401155), (5545, 160462), (11090, 80231)]