73047380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521767}}^1$

素因数の和:521783

約数の個数: 24

約数和(自身を含む): 175314048

約数和(自身を除く): 102266668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521767, 1043534, 2087068, 2608835, 3652369, 5217670, 7304738, 10435340, 14609476, 18261845, 36523690, 73047380]

約数ペア:

[(1, 73047380), (2, 36523690), (4, 18261845), (5, 14609476), (7, 10435340), (10, 7304738), (14, 5217670), (20, 3652369), (28, 2608835), (35, 2087068), (70, 1043534), (140, 521767)]