2490008

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{709}}^1$

素因数の和:1154

約数の個数: 16

約数和(自身を含む): 4686000

約数和(自身を除く): 2195992

約数列:

[1, 2, 4, 8, 439, 709, 878, 1418, 1756, 2836, 3512, 5672, 311251, 622502, 1245004, 2490008]

約数ペア:

[(1, 2490008), (2, 1245004), (4, 622502), (8, 311251), (439, 5672), (709, 3512), (878, 2836), (1418, 1756)]