2576780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6781}}^1$

素因数の和:6809

約数の個数: 24

約数和(自身を含む): 5696880

約数和(自身を除く): 3120100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 6781, 13562, 27124, 33905, 67810, 128839, 135620, 257678, 515356, 644195, 1288390, 2576780]

約数ペア:

[(1, 2576780), (2, 1288390), (4, 644195), (5, 515356), (10, 257678), (19, 135620), (20, 128839), (38, 67810), (76, 33905), (95, 27124), (190, 13562), (380, 6781)]