30444820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{217463}}^1$

素因数の和:217479

約数の個数: 24

約数和(自身を含む): 73067904

約数和(自身を除く): 42623084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 217463, 434926, 869852, 1087315, 1522241, 2174630, 3044482, 4349260, 6088964, 7611205, 15222410, 30444820]

約数ペア:

[(1, 30444820), (2, 15222410), (4, 7611205), (5, 6088964), (7, 4349260), (10, 3044482), (14, 2174630), (20, 1522241), (28, 1087315), (35, 869852), (70, 434926), (140, 217463)]