49857680

素因数分解:

$2^4\times 5^1\times {\mathrm{623221}}^1$

素因数の和:623234

約数の個数: 20

約数和(自身を含む): 115919292

約数和(自身を除く): 66061612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 623221, 1246442, 2492884, 3116105, 4985768, 6232210, 9971536, 12464420, 24928840, 49857680]

約数ペア:

[(1, 49857680), (2, 24928840), (4, 12464420), (5, 9971536), (8, 6232210), (10, 4985768), (16, 3116105), (20, 2492884), (40, 1246442), (80, 623221)]