13800182180

素因数分解:

$2^2\times 5^1\times {\mathrm{690009109}}^1$

素因数の和:690009118

約数の個数: 12

約数和(自身を含む): 28980382620

約数和(自身を除く): 15180200440

約数列:

[1, 2, 4, 5, 10, 20, 690009109, 1380018218, 2760036436, 3450045545, 6900091090, 13800182180]

約数ペア:

[(1, 13800182180), (2, 6900091090), (4, 3450045545), (5, 2760036436), (10, 1380018218), (20, 690009109)]