16442960

素因数分解:

$2^4\times 5^1\times {\mathrm{205537}}^1$

素因数の和:205550

約数の個数: 20

約数和(自身を含む): 38230068

約数和(自身を除く): 21787108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 205537, 411074, 822148, 1027685, 1644296, 2055370, 3288592, 4110740, 8221480, 16442960]

約数ペア:

[(1, 16442960), (2, 8221480), (4, 4110740), (5, 3288592), (8, 2055370), (10, 1644296), (16, 1027685), (20, 822148), (40, 411074), (80, 205537)]