1380061040

素因数分解:

$2^4\times 5^1\times {\mathrm{17250763}}^1$

素因数の和:17250776

約数の個数: 20

約数和(自身を含む): 3208642104

約数和(自身を除く): 1828581064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 17250763, 34501526, 69003052, 86253815, 138006104, 172507630, 276012208, 345015260, 690030520, 1380061040]

約数ペア:

[(1, 1380061040), (2, 690030520), (4, 345015260), (5, 276012208), (8, 172507630), (10, 138006104), (16, 86253815), (20, 69003052), (40, 34501526), (80, 17250763)]