2755060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1789}}^1$

素因数の和:1816

約数の個数: 48

約数和(自身を含む): 7217280

約数和(自身を除く): 4462220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1789, 3578, 7156, 8945, 12523, 17890, 19679, 25046, 35780, 39358, 50092, 62615, 78716, 98395, 125230, 137753, 196790, 250460, 275506, 393580, 551012, 688765, 1377530, 2755060]

約数ペア:

[(1, 2755060), (2, 1377530), (4, 688765), (5, 551012), (7, 393580), (10, 275506), (11, 250460), (14, 196790), (20, 137753), (22, 125230), (28, 98395), (35, 78716), (44, 62615), (55, 50092), (70, 39358), (77, 35780), (110, 25046), (140, 19679), (154, 17890), (220, 12523), (308, 8945), (385, 7156), (770, 3578), (1540, 1789)]