890444008

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{800759}}^1$

素因数の和:800904

約数の個数: 16

約数和(自身を含む): 1681596000

約数和(自身を除く): 791151992

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 800759, 1601518, 3203036, 6406072, 111305501, 222611002, 445222004, 890444008]

約数ペア:

[(1, 890444008), (2, 445222004), (4, 222611002), (8, 111305501), (139, 6406072), (278, 3203036), (556, 1601518), (1112, 800759)]