2019439260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{80713}}^1$

素因数の和:80867

約数の個数: 72

約数和(自身を含む): 6169778160

約数和(自身を除く): 4150338900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 8340, 12510, 25020, 80713, 161426, 242139, 322852, 403565, 484278, 726417, 807130, 968556, 1210695, 1452834, 1614260, 2421390, 2905668, 3632085, 4842780, 7264170, 11219107, 14528340, 22438214, 33657321, 44876428, 56095535, 67314642, 100971963, 112191070, 134629284, 168286605, 201943926, 224382140, 336573210, 403887852, 504859815, 673146420, 1009719630, 2019439260]

約数ペア:

[(1, 2019439260), (2, 1009719630), (3, 673146420), (4, 504859815), (5, 403887852), (6, 336573210), (9, 224382140), (10, 201943926), (12, 168286605), (15, 134629284), (18, 112191070), (20, 100971963), (30, 67314642), (36, 56095535), (45, 44876428), (60, 33657321), (90, 22438214), (139, 14528340), (180, 11219107), (278, 7264170), (417, 4842780), (556, 3632085), (695, 2905668), (834, 2421390), (1251, 1614260), (1390, 1452834), (1668, 1210695), (2085, 968556), (2502, 807130), (2780, 726417), (4170, 484278), (5004, 403565), (6255, 322852), (8340, 242139), (12510, 161426), (25020, 80713)]