213007060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1521479}}^1$

素因数の和:1521495

約数の個数: 24

約数和(自身を含む): 511217280

約数和(自身を除く): 298210220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1521479, 3042958, 6085916, 7607395, 10650353, 15214790, 21300706, 30429580, 42601412, 53251765, 106503530, 213007060]

約数ペア:

[(1, 213007060), (2, 106503530), (4, 53251765), (5, 42601412), (7, 30429580), (10, 21300706), (14, 15214790), (20, 10650353), (28, 7607395), (35, 6085916), (70, 3042958), (140, 1521479)]