20680230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{689341}}^1$

素因数の和:689351

約数の個数: 16

約数和(自身を含む): 49632624

約数和(自身を除く): 28952394

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 689341, 1378682, 2068023, 3446705, 4136046, 6893410, 10340115, 20680230]

約数ペア:

[(1, 20680230), (2, 10340115), (3, 6893410), (5, 4136046), (6, 3446705), (10, 2068023), (15, 1378682), (30, 689341)]