6639720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{55331}}^1$

素因数の和:55345

約数の個数: 32

約数和(自身を含む): 19919520

約数和(自身を除く): 13279800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 55331, 110662, 165993, 221324, 276655, 331986, 442648, 553310, 663972, 829965, 1106620, 1327944, 1659930, 2213240, 3319860, 6639720]

約数ペア:

[(1, 6639720), (2, 3319860), (3, 2213240), (4, 1659930), (5, 1327944), (6, 1106620), (8, 829965), (10, 663972), (12, 553310), (15, 442648), (20, 331986), (24, 276655), (30, 221324), (40, 165993), (60, 110662), (120, 55331)]