19526720

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:595

約数の個数: 56

約数和(自身を含む): 46939200

約数和(自身を除く): 27412480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 439, 556, 695, 878, 1112, 1390, 1756, 2195, 2224, 2780, 3512, 4390, 4448, 5560, 7024, 8780, 8896, 11120, 14048, 17560, 22240, 28096, 35120, 44480, 61021, 70240, 122042, 140480, 244084, 305105, 488168, 610210, 976336, 1220420, 1952672, 2440840, 3905344, 4881680, 9763360, 19526720]

約数ペア:

[(1, 19526720), (2, 9763360), (4, 4881680), (5, 3905344), (8, 2440840), (10, 1952672), (16, 1220420), (20, 976336), (32, 610210), (40, 488168), (64, 305105), (80, 244084), (139, 140480), (160, 122042), (278, 70240), (320, 61021), (439, 44480), (556, 35120), (695, 28096), (878, 22240), (1112, 17560), (1390, 14048), (1756, 11120), (2195, 8896), (2224, 8780), (2780, 7024), (3512, 5560), (4390, 4448)]