2209280

素因数分解:

$2^9\times 5^1\times {\mathrm{863}}^1$

素因数の和:886

約数の個数: 40

約数和(自身を含む): 5303232

約数和(自身を除く): 3093952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 863, 1280, 1726, 2560, 3452, 4315, 6904, 8630, 13808, 17260, 27616, 34520, 55232, 69040, 110464, 138080, 220928, 276160, 441856, 552320, 1104640, 2209280]

約数ペア:

[(1, 2209280), (2, 1104640), (4, 552320), (5, 441856), (8, 276160), (10, 220928), (16, 138080), (20, 110464), (32, 69040), (40, 55232), (64, 34520), (80, 27616), (128, 17260), (160, 13808), (256, 8630), (320, 6904), (512, 4315), (640, 3452), (863, 2560), (1280, 1726)]