68784410

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{19709}}^1$

素因数の和:20065

約数の個数: 16

約数和(自身を含む): 124173000

約数和(自身を除く): 55388590

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 19709, 39418, 98545, 197090, 6878441, 13756882, 34392205, 68784410]

約数ペア:

[(1, 68784410), (2, 34392205), (5, 13756882), (10, 6878441), (349, 197090), (698, 98545), (1745, 39418), (3490, 19709)]