196759990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{401551}}^1$

素因数の和:401572

約数の個数: 24

約数和(自身を含む): 411992352

約数和(自身を除く): 215232362

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 401551, 803102, 2007755, 2810857, 4015510, 5621714, 14054285, 19675999, 28108570, 39351998, 98379995, 196759990]

約数ペア:

[(1, 196759990), (2, 98379995), (5, 39351998), (7, 28108570), (10, 19675999), (14, 14054285), (35, 5621714), (49, 4015510), (70, 2810857), (98, 2007755), (245, 803102), (490, 401551)]