144383920

素因数分解:

$2^4\times 5^1\times {\mathrm{1804799}}^1$

素因数の和:1804812

約数の個数: 20

約数和(自身を含む): 335692800

約数和(自身を除く): 191308880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1804799, 3609598, 7219196, 9023995, 14438392, 18047990, 28876784, 36095980, 72191960, 144383920]

約数ペア:

[(1, 144383920), (2, 72191960), (4, 36095980), (5, 28876784), (8, 18047990), (10, 14438392), (16, 9023995), (20, 7219196), (40, 3609598), (80, 1804799)]