427872560

素因数分解:

$2^4\times 5^1\times {\mathrm{5348407}}^1$

素因数の和:5348420

約数の個数: 20

約数和(自身を含む): 994803888

約数和(自身を除く): 566931328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5348407, 10696814, 21393628, 26742035, 42787256, 53484070, 85574512, 106968140, 213936280, 427872560]

約数ペア:

[(1, 427872560), (2, 213936280), (4, 106968140), (5, 85574512), (8, 53484070), (10, 42787256), (16, 26742035), (20, 21393628), (40, 10696814), (80, 5348407)]