56227540

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{20521}}^1$

素因数の和:20667

約数の個数: 24

約数和(自身を含む): 118945512

約数和(自身を除く): 62717972

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 20521, 41042, 82084, 102605, 205210, 410420, 2811377, 5622754, 11245508, 14056885, 28113770, 56227540]

約数ペア:

[(1, 56227540), (2, 28113770), (4, 14056885), (5, 11245508), (10, 5622754), (20, 2811377), (137, 410420), (274, 205210), (548, 102605), (685, 82084), (1370, 41042), (2740, 20521)]