2968720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:919

約数の個数: 40

約数和(自身を含む): 7070976

約数和(自身を除く): 4102256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 863, 1720, 1726, 3440, 3452, 4315, 6904, 8630, 13808, 17260, 34520, 37109, 69040, 74218, 148436, 185545, 296872, 371090, 593744, 742180, 1484360, 2968720]

約数ペア:

[(1, 2968720), (2, 1484360), (4, 742180), (5, 593744), (8, 371090), (10, 296872), (16, 185545), (20, 148436), (40, 74218), (43, 69040), (80, 37109), (86, 34520), (172, 17260), (215, 13808), (344, 8630), (430, 6904), (688, 4315), (860, 3452), (863, 3440), (1720, 1726)]