9872080

素因数分解:

$2^4\times 5^1\times {\mathrm{123401}}^1$

素因数の和:123414

約数の個数: 20

約数和(自身を含む): 22952772

約数和(自身を除く): 13080692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 123401, 246802, 493604, 617005, 987208, 1234010, 1974416, 2468020, 4936040, 9872080]

約数ペア:

[(1, 9872080), (2, 4936040), (4, 2468020), (5, 1974416), (8, 1234010), (10, 987208), (16, 617005), (20, 493604), (40, 246802), (80, 123401)]