8087440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2351}}^1$

素因数の和:2407

約数の個数: 40

約数和(自身を含む): 19248768

約数和(自身を除く): 11161328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 2351, 3440, 4702, 9404, 11755, 18808, 23510, 37616, 47020, 94040, 101093, 188080, 202186, 404372, 505465, 808744, 1010930, 1617488, 2021860, 4043720, 8087440]

約数ペア:

[(1, 8087440), (2, 4043720), (4, 2021860), (5, 1617488), (8, 1010930), (10, 808744), (16, 505465), (20, 404372), (40, 202186), (43, 188080), (80, 101093), (86, 94040), (172, 47020), (215, 37616), (344, 23510), (430, 18808), (688, 11755), (860, 9404), (1720, 4702), (2351, 3440)]