259904832370

素因数分解:

$2^1\times 5^1\times {\mathrm{21319}}^1\times {\mathrm{1219123}}^1$

素因数の和:1240449

約数の個数: 16

約数和(自身を含む): 467851026240

約数和(自身を除く): 207946193870

約数列:

[1, 2, 5, 10, 21319, 42638, 106595, 213190, 1219123, 2438246, 6095615, 12191230, 25990483237, 51980966474, 129952416185, 259904832370]

約数ペア:

[(1, 259904832370), (2, 129952416185), (5, 51980966474), (10, 25990483237), (21319, 12191230), (42638, 6095615), (106595, 2438246), (213190, 1219123)]