2814380

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1291}}^1$

素因数の和:1409

約数の個数: 24

約数和(自身を含む): 5969040

約数和(自身を除く): 3154660

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 1291, 2180, 2582, 5164, 6455, 12910, 25820, 140719, 281438, 562876, 703595, 1407190, 2814380]

約数ペア:

[(1, 2814380), (2, 1407190), (4, 703595), (5, 562876), (10, 281438), (20, 140719), (109, 25820), (218, 12910), (436, 6455), (545, 5164), (1090, 2582), (1291, 2180)]