17995480

素因数分解:

$2^3\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1039}}^1$

素因数の和:1483

約数の個数: 32

約数和(自身を含む): 40622400

約数和(自身を除く): 22626920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 433, 866, 1039, 1732, 2078, 2165, 3464, 4156, 4330, 5195, 8312, 8660, 10390, 17320, 20780, 41560, 449887, 899774, 1799548, 2249435, 3599096, 4498870, 8997740, 17995480]

約数ペア:

[(1, 17995480), (2, 8997740), (4, 4498870), (5, 3599096), (8, 2249435), (10, 1799548), (20, 899774), (40, 449887), (433, 41560), (866, 20780), (1039, 17320), (1732, 10390), (2078, 8660), (2165, 8312), (3464, 5195), (4156, 4330)]