100908190

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{42221}}^1$

素因数の和:42467

約数の個数: 16

約数和(自身を含む): 182399040

約数和(自身を除く): 81490850

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 42221, 84442, 211105, 422210, 10090819, 20181638, 50454095, 100908190]

約数ペア:

[(1, 100908190), (2, 50454095), (5, 20181638), (10, 10090819), (239, 422210), (478, 211105), (1195, 84442), (2390, 42221)]