1578080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1409}}^1$

素因数の和:1431

約数の個数: 48

約数和(自身を含む): 4263840

約数和(自身を除く): 2685760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1409, 2818, 5636, 7045, 9863, 11272, 14090, 19726, 22544, 28180, 39452, 45088, 49315, 56360, 78904, 98630, 112720, 157808, 197260, 225440, 315616, 394520, 789040, 1578080]

約数ペア:

[(1, 1578080), (2, 789040), (4, 394520), (5, 315616), (7, 225440), (8, 197260), (10, 157808), (14, 112720), (16, 98630), (20, 78904), (28, 56360), (32, 49315), (35, 45088), (40, 39452), (56, 28180), (70, 22544), (80, 19726), (112, 14090), (140, 11272), (160, 9863), (224, 7045), (280, 5636), (560, 2818), (1120, 1409)]