8865440

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{827}}^1$

素因数の和:909

約数の個数: 48

約数和(自身を含む): 21282912

約数和(自身を除く): 12417472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 827, 1072, 1340, 1654, 2144, 2680, 3308, 4135, 5360, 6616, 8270, 10720, 13232, 16540, 26464, 33080, 55409, 66160, 110818, 132320, 221636, 277045, 443272, 554090, 886544, 1108180, 1773088, 2216360, 4432720, 8865440]

約数ペア:

[(1, 8865440), (2, 4432720), (4, 2216360), (5, 1773088), (8, 1108180), (10, 886544), (16, 554090), (20, 443272), (32, 277045), (40, 221636), (67, 132320), (80, 110818), (134, 66160), (160, 55409), (268, 33080), (335, 26464), (536, 16540), (670, 13232), (827, 10720), (1072, 8270), (1340, 6616), (1654, 5360), (2144, 4135), (2680, 3308)]