26640460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17299}}^1$

素因数の和:17326

約数の個数: 48

約数和(自身を含む): 69753600

約数和(自身を除く): 43113140

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, 17299, 34598, 69196, 86495, 121093, 172990, 190289, 242186, 345980, 380578, 484372, 605465, 761156, 951445, 1210930, 1332023, 1902890, 2421860, 2664046, 3805780, 5328092, 6660115, 13320230, 26640460]

約数ペア:

[(1, 26640460), (2, 13320230), (4, 6660115), (5, 5328092), (7, 3805780), (10, 2664046), (11, 2421860), (14, 1902890), (20, 1332023), (22, 1210930), (28, 951445), (35, 761156), (44, 605465), (55, 484372), (70, 380578), (77, 345980), (110, 242186), (140, 190289), (154, 172990), (220, 121093), (308, 86495), (385, 69196), (770, 34598), (1540, 17299)]