2850980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12959}}^1$

素因数の和:12979

約数の個数: 24

約数和(自身を含む): 6531840

約数和(自身を除く): 3680860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 12959, 25918, 51836, 64795, 129590, 142549, 259180, 285098, 570196, 712745, 1425490, 2850980]

約数ペア:

[(1, 2850980), (2, 1425490), (4, 712745), (5, 570196), (10, 285098), (11, 259180), (20, 142549), (22, 129590), (44, 64795), (55, 51836), (110, 25918), (220, 12959)]