8344720

素因数分解:

$2^4\times 5^1\times {\mathrm{104309}}^1$

素因数の和:104322

約数の個数: 20

約数和(自身を含む): 19401660

約数和(自身を除く): 11056940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 104309, 208618, 417236, 521545, 834472, 1043090, 1668944, 2086180, 4172360, 8344720]

約数ペア:

[(1, 8344720), (2, 4172360), (4, 2086180), (5, 1668944), (8, 1043090), (10, 834472), (16, 521545), (20, 417236), (40, 208618), (80, 104309)]