124428020

素因数分解:

$2^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{5087}}^1$

素因数の和:6319

約数の個数: 24

約数和(自身を含む): 261563904

約数和(自身を除く): 137135884

約数列:

[1, 2, 4, 5, 10, 20, 1223, 2446, 4892, 5087, 6115, 10174, 12230, 20348, 24460, 25435, 50870, 101740, 6221401, 12442802, 24885604, 31107005, 62214010, 124428020]

約数ペア:

[(1, 124428020), (2, 62214010), (4, 31107005), (5, 24885604), (10, 12442802), (20, 6221401), (1223, 101740), (2446, 50870), (4892, 25435), (5087, 24460), (6115, 20348), (10174, 12230)]