8813080

素因数分解:

$2^3\times 5^1\times {\mathrm{220327}}^1$

素因数の和:220338

約数の個数: 16

約数和(自身を含む): 19829520

約数和(自身を除く): 11016440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 220327, 440654, 881308, 1101635, 1762616, 2203270, 4406540, 8813080]

約数ペア:

[(1, 8813080), (2, 4406540), (4, 2203270), (5, 1762616), (8, 1101635), (10, 881308), (20, 440654), (40, 220327)]