25998020

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1759}}^1$

素因数の和:2507

約数の個数: 24

約数和(自身を含む): 54700800

約数和(自身を除く): 28702780

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 1759, 2956, 3518, 3695, 7036, 7390, 8795, 14780, 17590, 35180, 1299901, 2599802, 5199604, 6499505, 12999010, 25998020]

約数ペア:

[(1, 25998020), (2, 12999010), (4, 6499505), (5, 5199604), (10, 2599802), (20, 1299901), (739, 35180), (1478, 17590), (1759, 14780), (2956, 8795), (3518, 7390), (3695, 7036)]