20561030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{293729}}^1$

素因数の和:293743

約数の個数: 16

約数和(自身を含む): 42297120

約数和(自身を除く): 21736090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 293729, 587458, 1468645, 2056103, 2937290, 4112206, 10280515, 20561030]

約数ペア:

[(1, 20561030), (2, 10280515), (5, 4112206), (7, 2937290), (10, 2056103), (14, 1468645), (35, 587458), (70, 293729)]