10961540

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3943}}^1$

素因数の和:4091

約数の個数: 24

約数和(自身を含む): 23190720

約数和(自身を除く): 12229180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 3943, 7886, 15772, 19715, 39430, 78860, 548077, 1096154, 2192308, 2740385, 5480770, 10961540]

約数ペア:

[(1, 10961540), (2, 5480770), (4, 2740385), (5, 2192308), (10, 1096154), (20, 548077), (139, 78860), (278, 39430), (556, 19715), (695, 15772), (1390, 7886), (2780, 3943)]