8021265080

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1946909}}^1$

素因数の和:1947023

約数の個数: 32

約数和(自身を含む): 18223077600

約数和(自身を除く): 10201812520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 1946909, 3893818, 7787636, 9734545, 15575272, 19469090, 38938180, 77876360, 200531627, 401063254, 802126508, 1002658135, 1604253016, 2005316270, 4010632540, 8021265080]

約数ペア:

[(1, 8021265080), (2, 4010632540), (4, 2005316270), (5, 1604253016), (8, 1002658135), (10, 802126508), (20, 401063254), (40, 200531627), (103, 77876360), (206, 38938180), (412, 19469090), (515, 15575272), (824, 9734545), (1030, 7787636), (2060, 3893818), (4120, 1946909)]