12848652280

素因数分解:

$2^3\times 5^1\times {\mathrm{321216307}}^1$

素因数の和:321216318

約数の個数: 16

約数和(自身を含む): 28909467720

約数和(自身を除く): 16060815440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 321216307, 642432614, 1284865228, 1606081535, 2569730456, 3212163070, 6424326140, 12848652280]

約数ペア:

[(1, 12848652280), (2, 6424326140), (4, 3212163070), (5, 2569730456), (8, 1606081535), (10, 1284865228), (20, 642432614), (40, 321216307)]