28309860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157277}}^1$

素因数の和:157292

約数の個数: 36

約数和(自身を含む): 85873788

約数和(自身を除く): 57563928

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 157277, 314554, 471831, 629108, 786385, 943662, 1415493, 1572770, 1887324, 2359155, 2830986, 3145540, 4718310, 5661972, 7077465, 9436620, 14154930, 28309860]

約数ペア:

[(1, 28309860), (2, 14154930), (3, 9436620), (4, 7077465), (5, 5661972), (6, 4718310), (9, 3145540), (10, 2830986), (12, 2359155), (15, 1887324), (18, 1572770), (20, 1415493), (30, 943662), (36, 786385), (45, 629108), (60, 471831), (90, 314554), (180, 157277)]