268779140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1919851}}^1$

素因数の和:1919867

約数の個数: 24

約数和(自身を含む): 645070272

約数和(自身を除く): 376291132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1919851, 3839702, 7679404, 9599255, 13438957, 19198510, 26877914, 38397020, 53755828, 67194785, 134389570, 268779140]

約数ペア:

[(1, 268779140), (2, 134389570), (4, 67194785), (5, 53755828), (7, 38397020), (10, 26877914), (14, 19198510), (20, 13438957), (28, 9599255), (35, 7679404), (70, 3839702), (140, 1919851)]