190020020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{413087}}^1$

素因数の和:413119

約数の個数: 24

約数和(自身を含む): 416392704

約数和(自身を除く): 226372684

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 413087, 826174, 1652348, 2065435, 4130870, 8261740, 9501001, 19002002, 38004004, 47505005, 95010010, 190020020]

約数ペア:

[(1, 190020020), (2, 95010010), (4, 47505005), (5, 38004004), (10, 19002002), (20, 9501001), (23, 8261740), (46, 4130870), (92, 2065435), (115, 1652348), (230, 826174), (460, 413087)]