6821540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 15833664

約数和(自身を除く): 9012124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 307, 404, 505, 614, 1010, 1111, 1228, 1535, 2020, 2222, 3070, 3377, 4444, 5555, 6140, 6754, 11110, 13508, 16885, 22220, 31007, 33770, 62014, 67540, 124028, 155035, 310070, 341077, 620140, 682154, 1364308, 1705385, 3410770, 6821540]

約数ペア:

[(1, 6821540), (2, 3410770), (4, 1705385), (5, 1364308), (10, 682154), (11, 620140), (20, 341077), (22, 310070), (44, 155035), (55, 124028), (101, 67540), (110, 62014), (202, 33770), (220, 31007), (307, 22220), (404, 16885), (505, 13508), (614, 11110), (1010, 6754), (1111, 6140), (1228, 5555), (1535, 4444), (2020, 3377), (2222, 3070)]