12448640

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 30404160

約数和(自身を除く): 17955520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 367, 424, 530, 640, 734, 848, 1060, 1468, 1696, 1835, 2120, 2936, 3392, 3670, 4240, 5872, 6784, 7340, 8480, 11744, 14680, 16960, 19451, 23488, 29360, 33920, 38902, 46976, 58720, 77804, 97255, 117440, 155608, 194510, 234880, 311216, 389020, 622432, 778040, 1244864, 1556080, 2489728, 3112160, 6224320, 12448640]

約数ペア:

[(1, 12448640), (2, 6224320), (4, 3112160), (5, 2489728), (8, 1556080), (10, 1244864), (16, 778040), (20, 622432), (32, 389020), (40, 311216), (53, 234880), (64, 194510), (80, 155608), (106, 117440), (128, 97255), (160, 77804), (212, 58720), (265, 46976), (320, 38902), (367, 33920), (424, 29360), (530, 23488), (640, 19451), (734, 16960), (848, 14680), (1060, 11744), (1468, 8480), (1696, 7340), (1835, 6784), (2120, 5872), (2936, 4240), (3392, 3670)]