1798740

素因数分解:

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

素因数の和:3349

約数の個数: 48

約数和(自身を含む): 5597760

約数和(自身を除く): 3799020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3331, 6662, 9993, 13324, 16655, 19986, 29979, 33310, 39972, 49965, 59958, 66620, 89937, 99930, 119916, 149895, 179874, 199860, 299790, 359748, 449685, 599580, 899370, 1798740]

約数ペア:

[(1, 1798740), (2, 899370), (3, 599580), (4, 449685), (5, 359748), (6, 299790), (9, 199860), (10, 179874), (12, 149895), (15, 119916), (18, 99930), (20, 89937), (27, 66620), (30, 59958), (36, 49965), (45, 39972), (54, 33310), (60, 29979), (90, 19986), (108, 16655), (135, 13324), (180, 9993), (270, 6662), (540, 3331)]