18751260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28411}}^1$

素因数の和:28434

約数の個数: 48

約数和(自身を含む): 57278592

約数和(自身を除く): 38527332

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 28411, 56822, 85233, 113644, 142055, 170466, 284110, 312521, 340932, 426165, 568220, 625042, 852330, 937563, 1250084, 1562605, 1704660, 1875126, 3125210, 3750252, 4687815, 6250420, 9375630, 18751260]

約数ペア:

[(1, 18751260), (2, 9375630), (3, 6250420), (4, 4687815), (5, 3750252), (6, 3125210), (10, 1875126), (11, 1704660), (12, 1562605), (15, 1250084), (20, 937563), (22, 852330), (30, 625042), (33, 568220), (44, 426165), (55, 340932), (60, 312521), (66, 284110), (110, 170466), (132, 142055), (165, 113644), (220, 85233), (330, 56822), (660, 28411)]