40418120

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21499}}^1$

素因数の和:21557

約数の個数: 32

約数和(自身を含む): 92880000

約数和(自身を除く): 52461880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 21499, 42998, 85996, 107495, 171992, 214990, 429980, 859960, 1010453, 2020906, 4041812, 5052265, 8083624, 10104530, 20209060, 40418120]

約数ペア:

[(1, 40418120), (2, 20209060), (4, 10104530), (5, 8083624), (8, 5052265), (10, 4041812), (20, 2020906), (40, 1010453), (47, 859960), (94, 429980), (188, 214990), (235, 171992), (376, 107495), (470, 85996), (940, 42998), (1880, 21499)]