20793860

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7589}}^1$

素因数の和:7735

約数の個数: 24

約数和(自身を含む): 43991640

約数和(自身を除く): 23197780

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 7589, 15178, 30356, 37945, 75890, 151780, 1039693, 2079386, 4158772, 5198465, 10396930, 20793860]

約数ペア:

[(1, 20793860), (2, 10396930), (4, 5198465), (5, 4158772), (10, 2079386), (20, 1039693), (137, 151780), (274, 75890), (548, 37945), (685, 30356), (1370, 15178), (2740, 7589)]