12640124

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4219}}^1$

素因数の和:4337

約数の個数: 24

約数和(自身を含む): 25522560

約数和(自身を除く): 12882436

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 4219, 8438, 16876, 29533, 59066, 118132, 451433, 902866, 1805732, 3160031, 6320062, 12640124]

約数ペア:

[(1, 12640124), (2, 6320062), (4, 3160031), (7, 1805732), (14, 902866), (28, 451433), (107, 118132), (214, 59066), (428, 29533), (749, 16876), (1498, 8438), (2996, 4219)]