2340920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1361}}^1$

素因数の和:1415

約数の個数: 32

約数和(自身を含む): 5393520

約数和(自身を除く): 3052600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1361, 1720, 2722, 5444, 6805, 10888, 13610, 27220, 54440, 58523, 117046, 234092, 292615, 468184, 585230, 1170460, 2340920]

約数ペア:

[(1, 2340920), (2, 1170460), (4, 585230), (5, 468184), (8, 292615), (10, 234092), (20, 117046), (40, 58523), (43, 54440), (86, 27220), (172, 13610), (215, 10888), (344, 6805), (430, 5444), (860, 2722), (1361, 1720)]