311928620

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{11933}}^1$

素因数の和:13249

約数の個数: 24

約数和(自身を含む): 655606224

約数和(自身を除く): 343677604

約数列:

[1, 2, 4, 5, 10, 20, 1307, 2614, 5228, 6535, 11933, 13070, 23866, 26140, 47732, 59665, 119330, 238660, 15596431, 31192862, 62385724, 77982155, 155964310, 311928620]

約数ペア:

[(1, 311928620), (2, 155964310), (4, 77982155), (5, 62385724), (10, 31192862), (20, 15596431), (1307, 238660), (2614, 119330), (5228, 59665), (6535, 47732), (11933, 26140), (13070, 23866)]