25311020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{180793}}^1$

素因数の和:180809

約数の個数: 24

約数和(自身を含む): 60746784

約数和(自身を除く): 35435764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 180793, 361586, 723172, 903965, 1265551, 1807930, 2531102, 3615860, 5062204, 6327755, 12655510, 25311020]

約数ペア:

[(1, 25311020), (2, 12655510), (4, 6327755), (5, 5062204), (7, 3615860), (10, 2531102), (14, 1807930), (20, 1265551), (28, 903965), (35, 723172), (70, 361586), (140, 180793)]