4551460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2557}}^1$

素因数の和:2655

約数の個数: 24

約数和(自身を含む): 9669240

約数和(自身を除く): 5117780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 2557, 5114, 10228, 12785, 25570, 51140, 227573, 455146, 910292, 1137865, 2275730, 4551460]

約数ペア:

[(1, 4551460), (2, 2275730), (4, 1137865), (5, 910292), (10, 455146), (20, 227573), (89, 51140), (178, 25570), (356, 12785), (445, 10228), (890, 5114), (1780, 2557)]