320419804

素因数分解:

$2^2\times {\mathrm{281}}^1\times {\mathrm{285071}}^1$

素因数の和:285356

約数の個数: 12

約数和(自身を含む): 562732128

約数和(自身を除く): 242312324

約数列:

[1, 2, 4, 281, 562, 1124, 285071, 570142, 1140284, 80104951, 160209902, 320419804]

約数ペア:

[(1, 320419804), (2, 160209902), (4, 80104951), (281, 1140284), (562, 570142), (1124, 285071)]