16804640

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{827}}^1$

素因数の和:969

約数の個数: 48

約数和(自身を含む): 40061952

約数和(自身を除く): 23257312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 827, 1016, 1270, 1654, 2032, 2540, 3308, 4064, 4135, 5080, 6616, 8270, 10160, 13232, 16540, 20320, 26464, 33080, 66160, 105029, 132320, 210058, 420116, 525145, 840232, 1050290, 1680464, 2100580, 3360928, 4201160, 8402320, 16804640]

約数ペア:

[(1, 16804640), (2, 8402320), (4, 4201160), (5, 3360928), (8, 2100580), (10, 1680464), (16, 1050290), (20, 840232), (32, 525145), (40, 420116), (80, 210058), (127, 132320), (160, 105029), (254, 66160), (508, 33080), (635, 26464), (827, 20320), (1016, 16540), (1270, 13232), (1654, 10160), (2032, 8270), (2540, 6616), (3308, 5080), (4064, 4135)]