320707568

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{282313}}^1$

素因数の和:282392

約数の個数: 20

約数和(自身を含む): 630124848

約数和(自身を除く): 309417280

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 282313, 564626, 1129252, 2258504, 4517008, 20044223, 40088446, 80176892, 160353784, 320707568]

約数ペア:

[(1, 320707568), (2, 160353784), (4, 80176892), (8, 40088446), (16, 20044223), (71, 4517008), (142, 2258504), (284, 1129252), (568, 564626), (1136, 282313)]