1579880

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 3594240

約数和(自身を除く): 2014360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 311, 508, 622, 635, 1016, 1244, 1270, 1555, 2488, 2540, 3110, 5080, 6220, 12440, 39497, 78994, 157988, 197485, 315976, 394970, 789940, 1579880]

約数ペア:

[(1, 1579880), (2, 789940), (4, 394970), (5, 315976), (8, 197485), (10, 157988), (20, 78994), (40, 39497), (127, 12440), (254, 6220), (311, 5080), (508, 3110), (622, 2540), (635, 2488), (1016, 1555), (1244, 1270)]