1891880

素因数分解:

$2^3\times 5^1\times {\mathrm{47297}}^1$

素因数の和:47308

約数の個数: 16

約数和(自身を含む): 4256820

約数和(自身を除く): 2364940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47297, 94594, 189188, 236485, 378376, 472970, 945940, 1891880]

約数ペア:

[(1, 1891880), (2, 945940), (4, 472970), (5, 378376), (8, 236485), (10, 189188), (20, 94594), (40, 47297)]