28820199260

素因数分解:

$2^2\times 5^1\times {\mathrm{1441009963}}^1$

素因数の和:1441009972

約数の個数: 12

約数和(自身を含む): 60522418488

約数和(自身を除く): 31702219228

約数列:

[1, 2, 4, 5, 10, 20, 1441009963, 2882019926, 5764039852, 7205049815, 14410099630, 28820199260]

約数ペア:

[(1, 28820199260), (2, 14410099630), (4, 7205049815), (5, 5764039852), (10, 2882019926), (20, 1441009963)]