129236440

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{11027}}^1$

素因数の和:11331

約数の個数: 32

約数和(自身を含む): 291800880

約数和(自身を除く): 162564440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2930, 5860, 11027, 11720, 22054, 44108, 55135, 88216, 110270, 220540, 441080, 3230911, 6461822, 12923644, 16154555, 25847288, 32309110, 64618220, 129236440]

約数ペア:

[(1, 129236440), (2, 64618220), (4, 32309110), (5, 25847288), (8, 16154555), (10, 12923644), (20, 6461822), (40, 3230911), (293, 441080), (586, 220540), (1172, 110270), (1465, 88216), (2344, 55135), (2930, 44108), (5860, 22054), (11027, 11720)]