6642880

素因数分解:

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

素因数の和:20776

約数の個数: 28

約数和(自身を含む): 15819120

約数和(自身を除く): 9176240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 20759, 41518, 83036, 103795, 166072, 207590, 332144, 415180, 664288, 830360, 1328576, 1660720, 3321440, 6642880]

約数ペア:

[(1, 6642880), (2, 3321440), (4, 1660720), (5, 1328576), (8, 830360), (10, 664288), (16, 415180), (20, 332144), (32, 207590), (40, 166072), (64, 103795), (80, 83036), (160, 41518), (320, 20759)]