12408080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3607}}^1$

素因数の和:3663

約数の個数: 40

約数和(自身を含む): 29527872

約数和(自身を除く): 17119792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 3607, 7214, 14428, 18035, 28856, 36070, 57712, 72140, 144280, 155101, 288560, 310202, 620404, 775505, 1240808, 1551010, 2481616, 3102020, 6204040, 12408080]

約数ペア:

[(1, 12408080), (2, 6204040), (4, 3102020), (5, 2481616), (8, 1551010), (10, 1240808), (16, 775505), (20, 620404), (40, 310202), (43, 288560), (80, 155101), (86, 144280), (172, 72140), (215, 57712), (344, 36070), (430, 28856), (688, 18035), (860, 14428), (1720, 7214), (3440, 3607)]