13256980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{60259}}^1$

素因数の和:60279

約数の個数: 24

約数和(自身を含む): 30371040

約数和(自身を除く): 17114060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 60259, 120518, 241036, 301295, 602590, 662849, 1205180, 1325698, 2651396, 3314245, 6628490, 13256980]

約数ペア:

[(1, 13256980), (2, 6628490), (4, 3314245), (5, 2651396), (10, 1325698), (11, 1205180), (20, 662849), (22, 602590), (44, 301295), (55, 241036), (110, 120518), (220, 60259)]