13128860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28541}}^1$

素因数の和:28573

約数の個数: 24

約数和(自身を含む): 28770336

約数和(自身を除く): 15641476

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 28541, 57082, 114164, 142705, 285410, 570820, 656443, 1312886, 2625772, 3282215, 6564430, 13128860]

約数ペア:

[(1, 13128860), (2, 6564430), (4, 3282215), (5, 2625772), (10, 1312886), (20, 656443), (23, 570820), (46, 285410), (92, 142705), (115, 114164), (230, 57082), (460, 28541)]