1551180820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2833}}^1\times {\mathrm{3911}}^1$

素因数の和:6760

約数の個数: 48

約数和(自身を含む): 3725100288

約数和(自身を除く): 2173919468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2833, 3911, 5666, 7822, 11332, 14165, 15644, 19555, 19831, 27377, 28330, 39110, 39662, 54754, 56660, 78220, 79324, 99155, 109508, 136885, 198310, 273770, 396620, 547540, 11079863, 22159726, 44319452, 55399315, 77559041, 110798630, 155118082, 221597260, 310236164, 387795205, 775590410, 1551180820]

約数ペア:

[(1, 1551180820), (2, 775590410), (4, 387795205), (5, 310236164), (7, 221597260), (10, 155118082), (14, 110798630), (20, 77559041), (28, 55399315), (35, 44319452), (70, 22159726), (140, 11079863), (2833, 547540), (3911, 396620), (5666, 273770), (7822, 198310), (11332, 136885), (14165, 109508), (15644, 99155), (19555, 79324), (19831, 78220), (27377, 56660), (28330, 54754), (39110, 39662)]