320163988

素因数分解:

$2^2\times {\mathrm{5147}}^1\times {\mathrm{15551}}^1$

素因数の和:20702

約数の個数: 12

約数和(自身を含む): 560431872

約数和(自身を除く): 240267884

約数列:

[1, 2, 4, 5147, 10294, 15551, 20588, 31102, 62204, 80040997, 160081994, 320163988]

約数ペア:

[(1, 320163988), (2, 160081994), (4, 80040997), (5147, 62204), (10294, 31102), (15551, 20588)]