68237380

素因数分解:

$2^2\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{2371}}^1$

素因数の和:3819

約数の個数: 24

約数和(自身を含む): 143458560

約数和(自身を除く): 75221180

約数列:

[1, 2, 4, 5, 10, 20, 1439, 2371, 2878, 4742, 5756, 7195, 9484, 11855, 14390, 23710, 28780, 47420, 3411869, 6823738, 13647476, 17059345, 34118690, 68237380]

約数ペア:

[(1, 68237380), (2, 34118690), (4, 17059345), (5, 13647476), (10, 6823738), (20, 3411869), (1439, 47420), (2371, 28780), (2878, 23710), (4742, 14390), (5756, 11855), (7195, 9484)]