10982800

素因数分解:

$2^4\times 5^2\times {\mathrm{27457}}^1$

素因数の和:27475

約数の個数: 30

約数和(自身を含む): 26387138

約数和(自身を除く): 15404338

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 27457, 54914, 109828, 137285, 219656, 274570, 439312, 549140, 686425, 1098280, 1372850, 2196560, 2745700, 5491400, 10982800]

約数ペア:

[(1, 10982800), (2, 5491400), (4, 2745700), (5, 2196560), (8, 1372850), (10, 1098280), (16, 686425), (20, 549140), (25, 439312), (40, 274570), (50, 219656), (80, 137285), (100, 109828), (200, 54914), (400, 27457)]