881080

素因数分解:

$2^3\times 5^1\times {\mathrm{22027}}^1$

素因数の和:22038

約数の個数: 16

約数和(自身を含む): 1982520

約数和(自身を除く): 1101440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 22027, 44054, 88108, 110135, 176216, 220270, 440540, 881080]

約数ペア:

[(1, 881080), (2, 440540), (4, 220270), (5, 176216), (8, 110135), (10, 88108), (20, 44054), (40, 22027)]