320155504

素因数分解:

$2^4\times {\mathrm{20009719}}^1$

素因数の和:20009727

約数の個数: 10

約数和(自身を含む): 620301320

約数和(自身を除く): 300145816

約数列:

[1, 2, 4, 8, 16, 20009719, 40019438, 80038876, 160077752, 320155504]

約数ペア:

[(1, 320155504), (2, 160077752), (4, 80038876), (8, 40019438), (16, 20009719)]