2676980

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{977}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 5668488

約数和(自身を除く): 2991508

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 977, 1370, 1954, 2740, 3908, 4885, 9770, 19540, 133849, 267698, 535396, 669245, 1338490, 2676980]

約数ペア:

[(1, 2676980), (2, 1338490), (4, 669245), (5, 535396), (10, 267698), (20, 133849), (137, 19540), (274, 9770), (548, 4885), (685, 3908), (977, 2740), (1370, 1954)]