26488070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{378401}}^1$

素因数の和:378415

約数の個数: 16

約数和(自身を含む): 54489888

約数和(自身を除く): 28001818

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 378401, 756802, 1892005, 2648807, 3784010, 5297614, 13244035, 26488070]

約数ペア:

[(1, 26488070), (2, 13244035), (5, 5297614), (7, 3784010), (10, 2648807), (14, 1892005), (35, 756802), (70, 378401)]