7628740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1879}}^1$

素因数の和:1924

約数の個数: 48

約数和(自身を含む): 18950400

約数和(自身を除く): 11321660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 1879, 2030, 3758, 4060, 7516, 9395, 13153, 18790, 26306, 37580, 52612, 54491, 65765, 108982, 131530, 217964, 263060, 272455, 381437, 544910, 762874, 1089820, 1525748, 1907185, 3814370, 7628740]

約数ペア:

[(1, 7628740), (2, 3814370), (4, 1907185), (5, 1525748), (7, 1089820), (10, 762874), (14, 544910), (20, 381437), (28, 272455), (29, 263060), (35, 217964), (58, 131530), (70, 108982), (116, 65765), (140, 54491), (145, 52612), (203, 37580), (290, 26306), (406, 18790), (580, 13153), (812, 9395), (1015, 7516), (1879, 4060), (2030, 3758)]