7256660

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2027}}^1$

素因数の和:2215

約数の個数: 24

約数和(自身を含む): 15331680

約数和(自身を除く): 8075020

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 2027, 3580, 4054, 8108, 10135, 20270, 40540, 362833, 725666, 1451332, 1814165, 3628330, 7256660]

約数ペア:

[(1, 7256660), (2, 3628330), (4, 1814165), (5, 1451332), (10, 725666), (20, 362833), (179, 40540), (358, 20270), (716, 10135), (895, 8108), (1790, 4054), (2027, 3580)]