1264554580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{800351}}^1$

素因数の和:800439

約数の個数: 24

約数和(自身を含む): 2689182720

約数和(自身を除く): 1424628140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 800351, 1600702, 3201404, 4001755, 8003510, 16007020, 63227729, 126455458, 252910916, 316138645, 632277290, 1264554580]

約数ペア:

[(1, 1264554580), (2, 632277290), (4, 316138645), (5, 252910916), (10, 126455458), (20, 63227729), (79, 16007020), (158, 8003510), (316, 4001755), (395, 3201404), (790, 1600702), (1580, 800351)]