26550980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 59330880

約数和(自身を除く): 32779900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 653, 1070, 1306, 2033, 2140, 2612, 3265, 4066, 6530, 8132, 10165, 12407, 13060, 20330, 24814, 40660, 49628, 62035, 69871, 124070, 139742, 248140, 279484, 349355, 698710, 1327549, 1397420, 2655098, 5310196, 6637745, 13275490, 26550980]

約数ペア:

[(1, 26550980), (2, 13275490), (4, 6637745), (5, 5310196), (10, 2655098), (19, 1397420), (20, 1327549), (38, 698710), (76, 349355), (95, 279484), (107, 248140), (190, 139742), (214, 124070), (380, 69871), (428, 62035), (535, 49628), (653, 40660), (1070, 24814), (1306, 20330), (2033, 13060), (2140, 12407), (2612, 10165), (3265, 8132), (4066, 6530)]