9040880

素因数分解:

$2^4\times 5^1\times {\mathrm{113011}}^1$

素因数の和:113024

約数の個数: 20

約数和(自身を含む): 21020232

約数和(自身を除く): 11979352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113011, 226022, 452044, 565055, 904088, 1130110, 1808176, 2260220, 4520440, 9040880]

約数ペア:

[(1, 9040880), (2, 4520440), (4, 2260220), (5, 1808176), (8, 1130110), (10, 904088), (16, 565055), (20, 452044), (40, 226022), (80, 113011)]