2011168970

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{312779}}^1$

素因数の和:313429

約数の個数: 16

約数和(自身を含む): 3625745760

約数和(自身を除く): 1614576790

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 312779, 625558, 1563895, 3127790, 201116897, 402233794, 1005584485, 2011168970]

約数ペア:

[(1, 2011168970), (2, 1005584485), (5, 402233794), (10, 201116897), (643, 3127790), (1286, 1563895), (3215, 625558), (6430, 312779)]