2560342520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2782981}}^1$

素因数の和:2783015

約数の個数: 32

約数和(自身を含む): 6011241120

約数和(自身を除く): 3450898600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2782981, 5565962, 11131924, 13914905, 22263848, 27829810, 55659620, 64008563, 111319240, 128017126, 256034252, 320042815, 512068504, 640085630, 1280171260, 2560342520]

約数ペア:

[(1, 2560342520), (2, 1280171260), (4, 640085630), (5, 512068504), (8, 320042815), (10, 256034252), (20, 128017126), (23, 111319240), (40, 64008563), (46, 55659620), (92, 27829810), (115, 22263848), (184, 13914905), (230, 11131924), (460, 5565962), (920, 2782981)]