49891880

素因数分解:

$2^3\times 5^1\times {\mathrm{1247297}}^1$

素因数の和:1247308

約数の個数: 16

約数和(自身を含む): 112256820

約数和(自身を除く): 62364940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1247297, 2494594, 4989188, 6236485, 9978376, 12472970, 24945940, 49891880]

約数ペア:

[(1, 49891880), (2, 24945940), (4, 12472970), (5, 9978376), (8, 6236485), (10, 4989188), (20, 2494594), (40, 1247297)]