890540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6361}}^1$

素因数の和:6377

約数の個数: 24

約数和(自身を含む): 2137632

約数和(自身を除く): 1247092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6361, 12722, 25444, 31805, 44527, 63610, 89054, 127220, 178108, 222635, 445270, 890540]

約数ペア:

[(1, 890540), (2, 445270), (4, 222635), (5, 178108), (7, 127220), (10, 89054), (14, 63610), (20, 44527), (28, 31805), (35, 25444), (70, 12722), (140, 6361)]