254322020

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{12479}}^1$

素因数の和:13507

約数の個数: 24

約数和(自身を含む): 534643200

約数和(自身を除く): 280321180

約数列:

[1, 2, 4, 5, 10, 20, 1019, 2038, 4076, 5095, 10190, 12479, 20380, 24958, 49916, 62395, 124790, 249580, 12716101, 25432202, 50864404, 63580505, 127161010, 254322020]

約数ペア:

[(1, 254322020), (2, 127161010), (4, 63580505), (5, 50864404), (10, 25432202), (20, 12716101), (1019, 249580), (2038, 124790), (4076, 62395), (5095, 49916), (10190, 24958), (12479, 20380)]