20876660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149119}}^1$

素因数の和:149135

約数の個数: 24

約数和(自身を含む): 50104320

約数和(自身を除く): 29227660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149119, 298238, 596476, 745595, 1043833, 1491190, 2087666, 2982380, 4175332, 5219165, 10438330, 20876660]

約数ペア:

[(1, 20876660), (2, 10438330), (4, 5219165), (5, 4175332), (7, 2982380), (10, 2087666), (14, 1491190), (20, 1043833), (28, 745595), (35, 596476), (70, 298238), (140, 149119)]