1104640

素因数分解:

$2^8\times 5^1\times {\mathrm{863}}^1$

素因数の和:884

約数の個数: 36

約数和(自身を含む): 2649024

約数和(自身を除く): 1544384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 863, 1280, 1726, 3452, 4315, 6904, 8630, 13808, 17260, 27616, 34520, 55232, 69040, 110464, 138080, 220928, 276160, 552320, 1104640]

約数ペア:

[(1, 1104640), (2, 552320), (4, 276160), (5, 220928), (8, 138080), (10, 110464), (16, 69040), (20, 55232), (32, 34520), (40, 27616), (64, 17260), (80, 13808), (128, 8630), (160, 6904), (256, 4315), (320, 3452), (640, 1726), (863, 1280)]