905120

素因数分解:

$2^5\times 5^1\times {\mathrm{5657}}^1$

素因数の和:5672

約数の個数: 24

約数和(自身を含む): 2138724

約数和(自身を除く): 1233604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 5657, 11314, 22628, 28285, 45256, 56570, 90512, 113140, 181024, 226280, 452560, 905120]

約数ペア:

[(1, 905120), (2, 452560), (4, 226280), (5, 181024), (8, 113140), (10, 90512), (16, 56570), (20, 45256), (32, 28285), (40, 22628), (80, 11314), (160, 5657)]