28946120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5441}}^1$

素因数の和:5478

約数の個数: 64

約数和(自身を含む): 78364800

約数和(自身を除く): 49418680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 5441, 10882, 21764, 27205, 38087, 43528, 54410, 76174, 103379, 108820, 152348, 190435, 206758, 217640, 304696, 380870, 413516, 516895, 723653, 761740, 827032, 1033790, 1447306, 1523480, 2067580, 2894612, 3618265, 4135160, 5789224, 7236530, 14473060, 28946120]

約数ペア:

[(1, 28946120), (2, 14473060), (4, 7236530), (5, 5789224), (7, 4135160), (8, 3618265), (10, 2894612), (14, 2067580), (19, 1523480), (20, 1447306), (28, 1033790), (35, 827032), (38, 761740), (40, 723653), (56, 516895), (70, 413516), (76, 380870), (95, 304696), (133, 217640), (140, 206758), (152, 190435), (190, 152348), (266, 108820), (280, 103379), (380, 76174), (532, 54410), (665, 43528), (760, 38087), (1064, 27205), (1330, 21764), (2660, 10882), (5320, 5441)]