2137239640

素因数分解:

$2^3\times 5^1\times {\mathrm{53430991}}^1$

素因数の和:53431002

約数の個数: 16

約数和(自身を含む): 4808789280

約数和(自身を除く): 2671549640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53430991, 106861982, 213723964, 267154955, 427447928, 534309910, 1068619820, 2137239640]

約数ペア:

[(1, 2137239640), (2, 1068619820), (4, 534309910), (5, 427447928), (8, 267154955), (10, 213723964), (20, 106861982), (40, 53430991)]