209901080

素因数分解:

$2^3\times 5^1\times {\mathrm{433}}^1\times {\mathrm{12119}}^1$

素因数の和:12563

約数の個数: 32

約数和(自身を含む): 473407200

約数和(自身を除く): 263506120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 433, 866, 1732, 2165, 3464, 4330, 8660, 12119, 17320, 24238, 48476, 60595, 96952, 121190, 242380, 484760, 5247527, 10495054, 20990108, 26237635, 41980216, 52475270, 104950540, 209901080]

約数ペア:

[(1, 209901080), (2, 104950540), (4, 52475270), (5, 41980216), (8, 26237635), (10, 20990108), (20, 10495054), (40, 5247527), (433, 484760), (866, 242380), (1732, 121190), (2165, 96952), (3464, 60595), (4330, 48476), (8660, 24238), (12119, 17320)]