28506160

素因数分解:

$2^4\times 5^1\times {\mathrm{356327}}^1$

素因数の和:356340

約数の個数: 20

約数和(自身を含む): 66277008

約数和(自身を除く): 37770848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 356327, 712654, 1425308, 1781635, 2850616, 3563270, 5701232, 7126540, 14253080, 28506160]

約数ペア:

[(1, 28506160), (2, 14253080), (4, 7126540), (5, 5701232), (8, 3563270), (10, 2850616), (16, 1781635), (20, 1425308), (40, 712654), (80, 356327)]