2638345

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:264

約数の個数: 16

約数和(自身を含む): 3294720

約数和(自身を除く): 656375

約数列:

[1, 5, 47, 103, 109, 235, 515, 545, 4841, 5123, 11227, 24205, 25615, 56135, 527669, 2638345]

約数ペア:

[(1, 2638345), (5, 527669), (47, 56135), (103, 25615), (109, 24205), (235, 11227), (515, 5123), (545, 4841)]