8874460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{63389}}^1$

素因数の和:63405

約数の個数: 24

約数和(自身を含む): 21299040

約数和(自身を除く): 12424580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 63389, 126778, 253556, 316945, 443723, 633890, 887446, 1267780, 1774892, 2218615, 4437230, 8874460]

約数ペア:

[(1, 8874460), (2, 4437230), (4, 2218615), (5, 1774892), (7, 1267780), (10, 887446), (14, 633890), (20, 443723), (28, 316945), (35, 253556), (70, 126778), (140, 63389)]