520045780

素因数分解:

$2^2\times 5^1\times {\mathrm{26002289}}^1$

素因数の和:26002298

約数の個数: 12

約数和(自身を含む): 1092096180

約数和(自身を除く): 572050400

約数列:

[1, 2, 4, 5, 10, 20, 26002289, 52004578, 104009156, 130011445, 260022890, 520045780]

約数ペア:

[(1, 520045780), (2, 260022890), (4, 130011445), (5, 104009156), (10, 52004578), (20, 26002289)]