12686060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7127}}^1$

素因数の和:7225

約数の個数: 24

約数和(自身を含む): 26943840

約数和(自身を除く): 14257780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 7127, 14254, 28508, 35635, 71270, 142540, 634303, 1268606, 2537212, 3171515, 6343030, 12686060]

約数ペア:

[(1, 12686060), (2, 6343030), (4, 3171515), (5, 2537212), (10, 1268606), (20, 634303), (89, 142540), (178, 71270), (356, 35635), (445, 28508), (890, 14254), (1780, 7127)]