26580820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6547}}^1$

素因数の和:6592

約数の個数: 48

約数和(自身を含む): 66003840

約数和(自身を除く): 39423020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 6547, 13094, 26188, 32735, 45829, 65470, 91658, 130940, 183316, 189863, 229145, 379726, 458290, 759452, 916580, 949315, 1329041, 1898630, 2658082, 3797260, 5316164, 6645205, 13290410, 26580820]

約数ペア:

[(1, 26580820), (2, 13290410), (4, 6645205), (5, 5316164), (7, 3797260), (10, 2658082), (14, 1898630), (20, 1329041), (28, 949315), (29, 916580), (35, 759452), (58, 458290), (70, 379726), (116, 229145), (140, 189863), (145, 183316), (203, 130940), (290, 91658), (406, 65470), (580, 45829), (812, 32735), (1015, 26188), (2030, 13094), (4060, 6547)]