550332440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{4003}}^1$

素因数の和:4512

約数の個数: 64

約数和(自身を含む): 1418376960

約数和(自身を除く): 868044520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 491, 982, 1964, 2455, 3437, 3928, 4003, 4910, 6874, 8006, 9820, 13748, 16012, 17185, 19640, 20015, 27496, 28021, 32024, 34370, 40030, 56042, 68740, 80060, 112084, 137480, 140105, 160120, 224168, 280210, 560420, 1120840, 1965473, 3930946, 7861892, 9827365, 13758311, 15723784, 19654730, 27516622, 39309460, 55033244, 68791555, 78618920, 110066488, 137583110, 275166220, 550332440]

約数ペア:

[(1, 550332440), (2, 275166220), (4, 137583110), (5, 110066488), (7, 78618920), (8, 68791555), (10, 55033244), (14, 39309460), (20, 27516622), (28, 19654730), (35, 15723784), (40, 13758311), (56, 9827365), (70, 7861892), (140, 3930946), (280, 1965473), (491, 1120840), (982, 560420), (1964, 280210), (2455, 224168), (3437, 160120), (3928, 140105), (4003, 137480), (4910, 112084), (6874, 80060), (8006, 68740), (9820, 56042), (13748, 40030), (16012, 34370), (17185, 32024), (19640, 28021), (20015, 27496)]