6663080

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1061}}^1$

素因数の和:1229

約数の個数: 32

約数和(自身を含む): 15101640

約数和(自身を除く): 8438560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1061, 1256, 1570, 2122, 3140, 4244, 5305, 6280, 8488, 10610, 21220, 42440, 166577, 333154, 666308, 832885, 1332616, 1665770, 3331540, 6663080]

約数ペア:

[(1, 6663080), (2, 3331540), (4, 1665770), (5, 1332616), (8, 832885), (10, 666308), (20, 333154), (40, 166577), (157, 42440), (314, 21220), (628, 10610), (785, 8488), (1061, 6280), (1256, 5305), (1570, 4244), (2122, 3140)]