12105520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21617}}^1$

素因数の和:21637

約数の個数: 40

約数和(自身を含む): 32167584

約数和(自身を除く): 20062064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21617, 43234, 86468, 108085, 151319, 172936, 216170, 302638, 345872, 432340, 605276, 756595, 864680, 1210552, 1513190, 1729360, 2421104, 3026380, 6052760, 12105520]

約数ペア:

[(1, 12105520), (2, 6052760), (4, 3026380), (5, 2421104), (7, 1729360), (8, 1513190), (10, 1210552), (14, 864680), (16, 756595), (20, 605276), (28, 432340), (35, 345872), (40, 302638), (56, 216170), (70, 172936), (80, 151319), (112, 108085), (140, 86468), (280, 43234), (560, 21617)]