1489520

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:489

約数の個数: 40

約数和(自身を含む): 3551856

約数和(自身を除く): 2062336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 433, 688, 860, 866, 1720, 1732, 2165, 3440, 3464, 4330, 6928, 8660, 17320, 18619, 34640, 37238, 74476, 93095, 148952, 186190, 297904, 372380, 744760, 1489520]

約数ペア:

[(1, 1489520), (2, 744760), (4, 372380), (5, 297904), (8, 186190), (10, 148952), (16, 93095), (20, 74476), (40, 37238), (43, 34640), (80, 18619), (86, 17320), (172, 8660), (215, 6928), (344, 4330), (430, 3464), (433, 3440), (688, 2165), (860, 1732), (866, 1720)]