2857788580

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1090759}}^1$

素因数の和:1090899

約数の個数: 24

約数和(自身を含む): 6047173440

約数和(自身を除く): 3189384860

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 1090759, 2181518, 4363036, 5453795, 10907590, 21815180, 142889429, 285778858, 571557716, 714447145, 1428894290, 2857788580]

約数ペア:

[(1, 2857788580), (2, 1428894290), (4, 714447145), (5, 571557716), (10, 285778858), (20, 142889429), (131, 21815180), (262, 10907590), (524, 5453795), (655, 4363036), (1310, 2181518), (2620, 1090759)]