13784140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6323}}^1$

素因数の和:6441

約数の個数: 24

約数和(自身を含む): 29216880

約数和(自身を除く): 15432740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 6323, 12646, 25292, 31615, 63230, 126460, 689207, 1378414, 2756828, 3446035, 6892070, 13784140]

約数ペア:

[(1, 13784140), (2, 6892070), (4, 3446035), (5, 2756828), (10, 1378414), (20, 689207), (109, 126460), (218, 63230), (436, 31615), (545, 25292), (1090, 12646), (2180, 6323)]