438436740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1043897}}^1$

素因数の和:1043916

約数の個数: 48

約数和(自身を含む): 1402998912

約数和(自身を除く): 964562172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1043897, 2087794, 3131691, 4175588, 5219485, 6263382, 7307279, 10438970, 12526764, 14614558, 15658455, 20877940, 21921837, 29229116, 31316910, 36536395, 43843674, 62633820, 73072790, 87687348, 109609185, 146145580, 219218370, 438436740]

約数ペア:

[(1, 438436740), (2, 219218370), (3, 146145580), (4, 109609185), (5, 87687348), (6, 73072790), (7, 62633820), (10, 43843674), (12, 36536395), (14, 31316910), (15, 29229116), (20, 21921837), (21, 20877940), (28, 15658455), (30, 14614558), (35, 12526764), (42, 10438970), (60, 7307279), (70, 6263382), (84, 5219485), (105, 4175588), (140, 3131691), (210, 2087794), (420, 1043897)]