19239080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{68711}}^1$

素因数の和:68729

約数の個数: 32

約数和(自身を含む): 49472640

約数和(自身を除く): 30233560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 68711, 137422, 274844, 343555, 480977, 549688, 687110, 961954, 1374220, 1923908, 2404885, 2748440, 3847816, 4809770, 9619540, 19239080]

約数ペア:

[(1, 19239080), (2, 9619540), (4, 4809770), (5, 3847816), (7, 2748440), (8, 2404885), (10, 1923908), (14, 1374220), (20, 961954), (28, 687110), (35, 549688), (40, 480977), (56, 343555), (70, 274844), (140, 137422), (280, 68711)]