2966980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1361}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 6292440

約数和(自身を除く): 3325460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 1361, 2180, 2722, 5444, 6805, 13610, 27220, 148349, 296698, 593396, 741745, 1483490, 2966980]

約数ペア:

[(1, 2966980), (2, 1483490), (4, 741745), (5, 593396), (10, 296698), (20, 148349), (109, 27220), (218, 13610), (436, 6805), (545, 5444), (1090, 2722), (1361, 2180)]