20201021575

素因数分解:

$5^2\times 7^1\times {\mathrm{773}}^1\times {\mathrm{149333}}^1$

素因数の和:150123

約数の個数: 24

約数和(自身を含む): 28664959968

約数和(自身を除く): 8463938393

約数列:

[1, 5, 7, 25, 35, 175, 773, 3865, 5411, 19325, 27055, 135275, 149333, 746665, 1045331, 3733325, 5226655, 26133275, 115434409, 577172045, 808040863, 2885860225, 4040204315, 20201021575]

約数ペア:

[(1, 20201021575), (5, 4040204315), (7, 2885860225), (25, 808040863), (35, 577172045), (175, 115434409), (773, 26133275), (3865, 5226655), (5411, 3733325), (19325, 1045331), (27055, 746665), (135275, 149333)]