28368840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{236407}}^1$

素因数の和:236421

約数の個数: 32

約数和(自身を含む): 85106880

約数和(自身を除く): 56738040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 236407, 472814, 709221, 945628, 1182035, 1418442, 1891256, 2364070, 2836884, 3546105, 4728140, 5673768, 7092210, 9456280, 14184420, 28368840]

約数ペア:

[(1, 28368840), (2, 14184420), (3, 9456280), (4, 7092210), (5, 5673768), (6, 4728140), (8, 3546105), (10, 2836884), (12, 2364070), (15, 1891256), (20, 1418442), (24, 1182035), (30, 945628), (40, 709221), (60, 472814), (120, 236407)]