27780540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3331}}^1$

素因数の和:3482

約数の個数: 48

約数和(自身を含む): 78368640

約数和(自身を除く): 50588100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 3331, 4170, 6662, 8340, 9993, 13324, 16655, 19986, 33310, 39972, 49965, 66620, 99930, 199860, 463009, 926018, 1389027, 1852036, 2315045, 2778054, 4630090, 5556108, 6945135, 9260180, 13890270, 27780540]

約数ペア:

[(1, 27780540), (2, 13890270), (3, 9260180), (4, 6945135), (5, 5556108), (6, 4630090), (10, 2778054), (12, 2315045), (15, 1852036), (20, 1389027), (30, 926018), (60, 463009), (139, 199860), (278, 99930), (417, 66620), (556, 49965), (695, 39972), (834, 33310), (1390, 19986), (1668, 16655), (2085, 13324), (2780, 9993), (3331, 8340), (4170, 6662)]