12266420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21149}}^1$

素因数の和:21187

約数の個数: 24

約数和(自身を含む): 26649000

約数和(自身を除く): 14382580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 21149, 42298, 84596, 105745, 211490, 422980, 613321, 1226642, 2453284, 3066605, 6133210, 12266420]

約数ペア:

[(1, 12266420), (2, 6133210), (4, 3066605), (5, 2453284), (10, 1226642), (20, 613321), (29, 422980), (58, 211490), (116, 105745), (145, 84596), (290, 42298), (580, 21149)]