2979040

素因数分解:

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

素因数の和:491

約数の個数: 48

約数和(自身を含む): 7218288

約数和(自身を除く): 4239248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 433, 688, 860, 866, 1376, 1720, 1732, 2165, 3440, 3464, 4330, 6880, 6928, 8660, 13856, 17320, 18619, 34640, 37238, 69280, 74476, 93095, 148952, 186190, 297904, 372380, 595808, 744760, 1489520, 2979040]

約数ペア:

[(1, 2979040), (2, 1489520), (4, 744760), (5, 595808), (8, 372380), (10, 297904), (16, 186190), (20, 148952), (32, 93095), (40, 74476), (43, 69280), (80, 37238), (86, 34640), (160, 18619), (172, 17320), (215, 13856), (344, 8660), (430, 6928), (433, 6880), (688, 4330), (860, 3464), (866, 3440), (1376, 2165), (1720, 1732)]