27946180

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{5437}}^1$

素因数の和:5703

約数の個数: 24

約数和(自身を含む): 58926168

約数和(自身を除く): 30979988

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 5437, 10874, 21748, 27185, 54370, 108740, 1397309, 2794618, 5589236, 6986545, 13973090, 27946180]

約数ペア:

[(1, 27946180), (2, 13973090), (4, 6986545), (5, 5589236), (10, 2794618), (20, 1397309), (257, 108740), (514, 54370), (1028, 27185), (1285, 21748), (2570, 10874), (5140, 5437)]