16128080

素因数分解:

$2^4\times 5^1\times {\mathrm{449}}^2$

素因数の和:911

約数の個数: 30

約数和(自身を含む): 37581486

約数和(自身を除く): 21453406

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 449, 898, 1796, 2245, 3592, 4490, 7184, 8980, 17960, 35920, 201601, 403202, 806404, 1008005, 1612808, 2016010, 3225616, 4032020, 8064040, 16128080]

約数ペア:

[(1, 16128080), (2, 8064040), (4, 4032020), (5, 3225616), (8, 2016010), (10, 1612808), (16, 1008005), (20, 806404), (40, 403202), (80, 201601), (449, 35920), (898, 17960), (1796, 8980), (2245, 7184), (3592, 4490)]