2784560

素因数分解:

$2^4\times 5^1\times {\mathrm{34807}}^1$

素因数の和:34820

約数の個数: 20

約数和(自身を含む): 6474288

約数和(自身を除く): 3689728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 34807, 69614, 139228, 174035, 278456, 348070, 556912, 696140, 1392280, 2784560]

約数ペア:

[(1, 2784560), (2, 1392280), (4, 696140), (5, 556912), (8, 348070), (10, 278456), (16, 174035), (20, 139228), (40, 69614), (80, 34807)]