1275468860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197441}}^1$

素因数の和:197486

約数の個数: 48

約数和(自身を含む): 2985323040

約数和(自身を除く): 1709854180

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 197441, 394882, 789764, 987205, 1974410, 3356497, 3751379, 3948820, 6712994, 7502758, 13425988, 15005516, 16782485, 18756895, 33564970, 37513790, 63773443, 67129940, 75027580, 127546886, 255093772, 318867215, 637734430, 1275468860]

約数ペア:

[(1, 1275468860), (2, 637734430), (4, 318867215), (5, 255093772), (10, 127546886), (17, 75027580), (19, 67129940), (20, 63773443), (34, 37513790), (38, 33564970), (68, 18756895), (76, 16782485), (85, 15005516), (95, 13425988), (170, 7502758), (190, 6712994), (323, 3948820), (340, 3751379), (380, 3356497), (646, 1974410), (1292, 987205), (1615, 789764), (3230, 394882), (6460, 197441)]