4249780

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2063}}^1$

素因数の和:2175

約数の個数: 24

約数和(自身を含む): 9015552

約数和(自身を除く): 4765772

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 2063, 4126, 8252, 10315, 20630, 41260, 212489, 424978, 849956, 1062445, 2124890, 4249780]

約数ペア:

[(1, 4249780), (2, 2124890), (4, 1062445), (5, 849956), (10, 424978), (20, 212489), (103, 41260), (206, 20630), (412, 10315), (515, 8252), (1030, 4126), (2060, 2063)]