20321180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{92369}}^1$

素因数の和:92389

約数の個数: 24

約数和(自身を含む): 46554480

約数和(自身を除く): 26233300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 92369, 184738, 369476, 461845, 923690, 1016059, 1847380, 2032118, 4064236, 5080295, 10160590, 20321180]

約数ペア:

[(1, 20321180), (2, 10160590), (4, 5080295), (5, 4064236), (10, 2032118), (11, 1847380), (20, 1016059), (22, 923690), (44, 461845), (55, 369476), (110, 184738), (220, 92369)]