858312290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{709349}}^1$

素因数の和:709378

約数の個数: 24

約数和(自身を含む): 1698183900

約数和(自身を除く): 839871610

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 709349, 1418698, 3546745, 7093490, 7802839, 15605678, 39014195, 78028390, 85831229, 171662458, 429156145, 858312290]

約数ペア:

[(1, 858312290), (2, 429156145), (5, 171662458), (10, 85831229), (11, 78028390), (22, 39014195), (55, 15605678), (110, 7802839), (121, 7093490), (242, 3546745), (605, 1418698), (1210, 709349)]