67879820

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{7559}}^1$

素因数の和:8017

約数の個数: 24

約数和(自身を含む): 142884000

約数和(自身を除く): 75004180

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 7559, 8980, 15118, 30236, 37795, 75590, 151180, 3393991, 6787982, 13575964, 16969955, 33939910, 67879820]

約数ペア:

[(1, 67879820), (2, 33939910), (4, 16969955), (5, 13575964), (10, 6787982), (20, 3393991), (449, 151180), (898, 75590), (1796, 37795), (2245, 30236), (4490, 15118), (7559, 8980)]