11238800

素因数分解:

$2^4\times 5^2\times {\mathrm{28097}}^1$

素因数の和:28115

約数の個数: 30

約数和(自身を含む): 27002178

約数和(自身を除く): 15763378

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 28097, 56194, 112388, 140485, 224776, 280970, 449552, 561940, 702425, 1123880, 1404850, 2247760, 2809700, 5619400, 11238800]

約数ペア:

[(1, 11238800), (2, 5619400), (4, 2809700), (5, 2247760), (8, 1404850), (10, 1123880), (16, 702425), (20, 561940), (25, 449552), (40, 280970), (50, 224776), (80, 140485), (100, 112388), (200, 56194), (400, 28097)]