7294520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4241}}^1$

素因数の和:4295

約数の個数: 32

約数和(自身を含む): 16798320

約数和(自身を除く): 9503800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4241, 8482, 16964, 21205, 33928, 42410, 84820, 169640, 182363, 364726, 729452, 911815, 1458904, 1823630, 3647260, 7294520]

約数ペア:

[(1, 7294520), (2, 3647260), (4, 1823630), (5, 1458904), (8, 911815), (10, 729452), (20, 364726), (40, 182363), (43, 169640), (86, 84820), (172, 42410), (215, 33928), (344, 21205), (430, 16964), (860, 8482), (1720, 4241)]