320426504

素因数分解:

$2^3\times {\mathrm{557}}^1\times {\mathrm{71909}}^1$

素因数の和:72472

約数の個数: 16

約数和(自身を含む): 601886700

約数和(自身を除く): 281460196

約数列:

[1, 2, 4, 8, 557, 1114, 2228, 4456, 71909, 143818, 287636, 575272, 40053313, 80106626, 160213252, 320426504]

約数ペア:

[(1, 320426504), (2, 160213252), (4, 80106626), (8, 40053313), (557, 575272), (1114, 287636), (2228, 143818), (4456, 71909)]