28297740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1879}}^1$

素因数の和:2142

約数の個数: 48

約数和(自身を含む): 79591680

約数和(自身を除く): 51293940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1255, 1506, 1879, 2510, 3012, 3758, 3765, 5020, 5637, 7516, 7530, 9395, 11274, 15060, 18790, 22548, 28185, 37580, 56370, 112740, 471629, 943258, 1414887, 1886516, 2358145, 2829774, 4716290, 5659548, 7074435, 9432580, 14148870, 28297740]

約数ペア:

[(1, 28297740), (2, 14148870), (3, 9432580), (4, 7074435), (5, 5659548), (6, 4716290), (10, 2829774), (12, 2358145), (15, 1886516), (20, 1414887), (30, 943258), (60, 471629), (251, 112740), (502, 56370), (753, 37580), (1004, 28185), (1255, 22548), (1506, 18790), (1879, 15060), (2510, 11274), (3012, 9395), (3758, 7530), (3765, 7516), (5020, 5637)]