40648538

素因数分解:

$2^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{4027}}^1$

素因数の和:4146

約数の個数: 24

約数和(自身を含む): 71633952

約数和(自身を除く): 30985414

約数列:

[1, 2, 7, 14, 49, 98, 103, 206, 721, 1442, 4027, 5047, 8054, 10094, 28189, 56378, 197323, 394646, 414781, 829562, 2903467, 5806934, 20324269, 40648538]

約数ペア:

[(1, 40648538), (2, 20324269), (7, 5806934), (14, 2903467), (49, 829562), (98, 414781), (103, 394646), (206, 197323), (721, 56378), (1442, 28189), (4027, 10094), (5047, 8054)]