51841640

素因数分解:

$2^3\times 5^1\times {\mathrm{1296041}}^1$

素因数の和:1296052

約数の個数: 16

約数和(自身を含む): 116643780

約数和(自身を除く): 64802140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1296041, 2592082, 5184164, 6480205, 10368328, 12960410, 25920820, 51841640]

約数ペア:

[(1, 51841640), (2, 25920820), (4, 12960410), (5, 10368328), (8, 6480205), (10, 5184164), (20, 2592082), (40, 1296041)]