16260620

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7459}}^1$

素因数の和:7577

約数の個数: 24

約数和(自身を含む): 34465200

約数和(自身を除く): 18204580

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 7459, 14918, 29836, 37295, 74590, 149180, 813031, 1626062, 3252124, 4065155, 8130310, 16260620]

約数ペア:

[(1, 16260620), (2, 8130310), (4, 4065155), (5, 3252124), (10, 1626062), (20, 813031), (109, 149180), (218, 74590), (436, 37295), (545, 29836), (1090, 14918), (2180, 7459)]