31427148560

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9135799}}^1$

素因数の和:9135855

約数の個数: 40

約数和(自身を含む): 74767387200

約数和(自身を除く): 43340238640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 9135799, 18271598, 36543196, 45678995, 73086392, 91357990, 146172784, 182715980, 365431960, 392839357, 730863920, 785678714, 1571357428, 1964196785, 3142714856, 3928393570, 6285429712, 7856787140, 15713574280, 31427148560]

約数ペア:

[(1, 31427148560), (2, 15713574280), (4, 7856787140), (5, 6285429712), (8, 3928393570), (10, 3142714856), (16, 1964196785), (20, 1571357428), (40, 785678714), (43, 730863920), (80, 392839357), (86, 365431960), (172, 182715980), (215, 146172784), (344, 91357990), (430, 73086392), (688, 45678995), (860, 36543196), (1720, 18271598), (3440, 9135799)]