208040264

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{490661}}^1$

素因数の和:490720

約数の個数: 16

約数和(自身を含む): 397436220

約数和(自身を除く): 189395956

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 490661, 981322, 1962644, 3925288, 26005033, 52010066, 104020132, 208040264]

約数ペア:

[(1, 208040264), (2, 104020132), (4, 52010066), (8, 26005033), (53, 3925288), (106, 1962644), (212, 981322), (424, 490661)]