140911180

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{17747}}^1$

素因数の和:18153

約数の個数: 24

約数和(自身を含む): 296675568

約数和(自身を除く): 155764388

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940, 17747, 35494, 70988, 88735, 177470, 354940, 7045559, 14091118, 28182236, 35227795, 70455590, 140911180]

約数ペア:

[(1, 140911180), (2, 70455590), (4, 35227795), (5, 28182236), (10, 14091118), (20, 7045559), (397, 354940), (794, 177470), (1588, 88735), (1985, 70988), (3970, 35494), (7940, 17747)]