28147480

素因数分解:

$2^3\times 5^1\times {\mathrm{751}}^1\times {\mathrm{937}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 63483840

約数和(自身を除く): 35336360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 751, 937, 1502, 1874, 3004, 3748, 3755, 4685, 6008, 7496, 7510, 9370, 15020, 18740, 30040, 37480, 703687, 1407374, 2814748, 3518435, 5629496, 7036870, 14073740, 28147480]

約数ペア:

[(1, 28147480), (2, 14073740), (4, 7036870), (5, 5629496), (8, 3518435), (10, 2814748), (20, 1407374), (40, 703687), (751, 37480), (937, 30040), (1502, 18740), (1874, 15020), (3004, 9370), (3748, 7510), (3755, 7496), (4685, 6008)]