56831560

素因数分解:

$2^3\times 5^1\times {\mathrm{1420789}}^1$

素因数の和:1420800

約数の個数: 16

約数和(自身を含む): 127871100

約数和(自身を除く): 71039540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1420789, 2841578, 5683156, 7103945, 11366312, 14207890, 28415780, 56831560]

約数ペア:

[(1, 56831560), (2, 28415780), (4, 14207890), (5, 11366312), (8, 7103945), (10, 5683156), (20, 2841578), (40, 1420789)]