679040

素因数分解:

$2^7\times 5^1\times {\mathrm{1061}}^1$

素因数の和:1080

約数の個数: 32

約数和(自身を含む): 1624860

約数和(自身を除く): 945820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1061, 2122, 4244, 5305, 8488, 10610, 16976, 21220, 33952, 42440, 67904, 84880, 135808, 169760, 339520, 679040]

約数ペア:

[(1, 679040), (2, 339520), (4, 169760), (5, 135808), (8, 84880), (10, 67904), (16, 42440), (20, 33952), (32, 21220), (40, 16976), (64, 10610), (80, 8488), (128, 5305), (160, 4244), (320, 2122), (640, 1061)]