18025120

素因数分解:

$2^5\times 5^1\times {\mathrm{112657}}^1$

素因数の和:112672

約数の個数: 24

約数和(自身を含む): 42584724

約数和(自身を除く): 24559604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 112657, 225314, 450628, 563285, 901256, 1126570, 1802512, 2253140, 3605024, 4506280, 9012560, 18025120]

約数ペア:

[(1, 18025120), (2, 9012560), (4, 4506280), (5, 3605024), (8, 2253140), (10, 1802512), (16, 1126570), (20, 901256), (32, 563285), (40, 450628), (80, 225314), (160, 112657)]