1234856440

素因数分解:

$2^3\times 5^1\times {\mathrm{30871411}}^1$

素因数の和:30871422

約数の個数: 16

約数和(自身を含む): 2778427080

約数和(自身を除く): 1543570640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 30871411, 61742822, 123485644, 154357055, 246971288, 308714110, 617428220, 1234856440]

約数ペア:

[(1, 1234856440), (2, 617428220), (4, 308714110), (5, 246971288), (8, 154357055), (10, 123485644), (20, 61742822), (40, 30871411)]