39857280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{20759}}^1$

素因数の和:20781

約数の個数: 64

約数和(自身を含む): 127051200

約数和(自身を除く): 87193920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 20759, 41518, 62277, 83036, 103795, 124554, 166072, 207590, 249108, 311385, 332144, 415180, 498216, 622770, 664288, 830360, 996432, 1245540, 1328576, 1660720, 1992864, 2491080, 2657152, 3321440, 3985728, 4982160, 6642880, 7971456, 9964320, 13285760, 19928640, 39857280]

約数ペア:

[(1, 39857280), (2, 19928640), (3, 13285760), (4, 9964320), (5, 7971456), (6, 6642880), (8, 4982160), (10, 3985728), (12, 3321440), (15, 2657152), (16, 2491080), (20, 1992864), (24, 1660720), (30, 1328576), (32, 1245540), (40, 996432), (48, 830360), (60, 664288), (64, 622770), (80, 498216), (96, 415180), (120, 332144), (128, 311385), (160, 249108), (192, 207590), (240, 166072), (320, 124554), (384, 103795), (480, 83036), (640, 62277), (960, 41518), (1920, 20759)]