190023920

素因数分解:

$2^4\times 5^1\times {\mathrm{2375299}}^1$

素因数の和:2375312

約数の個数: 20

約数和(自身を含む): 441805800

約数和(自身を除く): 251781880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2375299, 4750598, 9501196, 11876495, 19002392, 23752990, 38004784, 47505980, 95011960, 190023920]

約数ペア:

[(1, 190023920), (2, 95011960), (4, 47505980), (5, 38004784), (8, 23752990), (10, 19002392), (16, 11876495), (20, 9501196), (40, 4750598), (80, 2375299)]