320210180

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{126067}}^1$

素因数の和:126203

約数の個数: 24

約数和(自身を含む): 677741568

約数和(自身を除く): 357531388

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 126067, 252134, 504268, 630335, 1260670, 2521340, 16010509, 32021018, 64042036, 80052545, 160105090, 320210180]

約数ペア:

[(1, 320210180), (2, 160105090), (4, 80052545), (5, 64042036), (10, 32021018), (20, 16010509), (127, 2521340), (254, 1260670), (508, 630335), (635, 504268), (1270, 252134), (2540, 126067)]