2790208510

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{78179}}^1$

素因数の和:78312

約数の個数: 32

約数和(自身を含む): 5201159040

約数和(自身を除く): 2410950530

約数列:

[1, 2, 5, 10, 43, 83, 86, 166, 215, 415, 430, 830, 3569, 7138, 17845, 35690, 78179, 156358, 390895, 781790, 3361697, 6488857, 6723394, 12977714, 16808485, 32444285, 33616970, 64888570, 279020851, 558041702, 1395104255, 2790208510]

約数ペア:

[(1, 2790208510), (2, 1395104255), (5, 558041702), (10, 279020851), (43, 64888570), (83, 33616970), (86, 32444285), (166, 16808485), (215, 12977714), (415, 6723394), (430, 6488857), (830, 3361697), (3569, 781790), (7138, 390895), (17845, 156358), (35690, 78179)]