2005780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{14327}}^1$

素因数の和:14343

約数の個数: 24

約数和(自身を含む): 4814208

約数和(自身を除く): 2808428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 14327, 28654, 57308, 71635, 100289, 143270, 200578, 286540, 401156, 501445, 1002890, 2005780]

約数ペア:

[(1, 2005780), (2, 1002890), (4, 501445), (5, 401156), (7, 286540), (10, 200578), (14, 143270), (20, 100289), (28, 71635), (35, 57308), (70, 28654), (140, 14327)]