12149480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43391}}^1$

素因数の和:43409

約数の個数: 32

約数和(自身を含む): 31242240

約数和(自身を除く): 19092760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 43391, 86782, 173564, 216955, 303737, 347128, 433910, 607474, 867820, 1214948, 1518685, 1735640, 2429896, 3037370, 6074740, 12149480]

約数ペア:

[(1, 12149480), (2, 6074740), (4, 3037370), (5, 2429896), (7, 1735640), (8, 1518685), (10, 1214948), (14, 867820), (20, 607474), (28, 433910), (35, 347128), (40, 303737), (56, 216955), (70, 173564), (140, 86782), (280, 43391)]