891040

素因数分解:

$2^5\times 5^1\times {\mathrm{5569}}^1$

素因数の和:5584

約数の個数: 24

約数和(自身を含む): 2105460

約数和(自身を除く): 1214420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 5569, 11138, 22276, 27845, 44552, 55690, 89104, 111380, 178208, 222760, 445520, 891040]

約数ペア:

[(1, 891040), (2, 445520), (4, 222760), (5, 178208), (8, 111380), (10, 89104), (16, 55690), (20, 44552), (32, 27845), (40, 22276), (80, 11138), (160, 5569)]