55804938260

素因数分解:

$2^2\times 5^1\times {\mathrm{2790246913}}^1$

素因数の和:2790246922

約数の個数: 12

約数和(自身を含む): 117190370388

約数和(自身を除く): 61385432128

約数列:

[1, 2, 4, 5, 10, 20, 2790246913, 5580493826, 11160987652, 13951234565, 27902469130, 55804938260]

約数ペア:

[(1, 55804938260), (2, 27902469130), (4, 13951234565), (5, 11160987652), (10, 5580493826), (20, 2790246913)]