40272560

素因数分解:

$2^4\times 5^1\times {\mathrm{503407}}^1$

素因数の和:503420

約数の個数: 20

約数和(自身を含む): 93633888

約数和(自身を除く): 53361328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 503407, 1006814, 2013628, 2517035, 4027256, 5034070, 8054512, 10068140, 20136280, 40272560]

約数ペア:

[(1, 40272560), (2, 20136280), (4, 10068140), (5, 8054512), (8, 5034070), (10, 4027256), (16, 2517035), (20, 2013628), (40, 1006814), (80, 503407)]