28039860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{155777}}^1$

素因数の和:155792

約数の個数: 36

約数和(自身を含む): 85054788

約数和(自身を除く): 57014928

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 155777, 311554, 467331, 623108, 778885, 934662, 1401993, 1557770, 1869324, 2336655, 2803986, 3115540, 4673310, 5607972, 7009965, 9346620, 14019930, 28039860]

約数ペア:

[(1, 28039860), (2, 14019930), (3, 9346620), (4, 7009965), (5, 5607972), (6, 4673310), (9, 3115540), (10, 2803986), (12, 2336655), (15, 1869324), (18, 1557770), (20, 1401993), (30, 934662), (36, 778885), (45, 623108), (60, 467331), (90, 311554), (180, 155777)]