19928640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20759}}^1$

素因数の和:20779

約数の個数: 56

約数和(自身を含む): 63276480

約数和(自身を除く): 43347840

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, 160, 192, 240, 320, 480, 960, 20759, 41518, 62277, 83036, 103795, 124554, 166072, 207590, 249108, 311385, 332144, 415180, 498216, 622770, 664288, 830360, 996432, 1245540, 1328576, 1660720, 1992864, 2491080, 3321440, 3985728, 4982160, 6642880, 9964320, 19928640]

約数ペア:

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