520065940

素因数分解:

$2^2\times 5^1\times {\mathrm{1759}}^1\times {\mathrm{14783}}^1$

素因数の和:16551

約数の個数: 24

約数和(自身を含む): 1092833280

約数和(自身を除く): 572767340

約数列:

[1, 2, 4, 5, 10, 20, 1759, 3518, 7036, 8795, 14783, 17590, 29566, 35180, 59132, 73915, 147830, 295660, 26003297, 52006594, 104013188, 130016485, 260032970, 520065940]

約数ペア:

[(1, 520065940), (2, 260032970), (4, 130016485), (5, 104013188), (10, 52006594), (20, 26003297), (1759, 295660), (3518, 147830), (7036, 73915), (8795, 59132), (14783, 35180), (17590, 29566)]