28769180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{130769}}^1$

素因数の和:130789

約数の個数: 24

約数和(自身を含む): 65908080

約数和(自身を除く): 37138900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 130769, 261538, 523076, 653845, 1307690, 1438459, 2615380, 2876918, 5753836, 7192295, 14384590, 28769180]

約数ペア:

[(1, 28769180), (2, 14384590), (4, 7192295), (5, 5753836), (10, 2876918), (11, 2615380), (20, 1438459), (22, 1307690), (44, 653845), (55, 523076), (110, 261538), (220, 130769)]