6720140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2087}}^1$

素因数の和:2126

約数の個数: 48

約数和(自身を含む): 16837632

約数和(自身を除く): 10117492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 2087, 3220, 4174, 8348, 10435, 14609, 20870, 29218, 41740, 48001, 58436, 73045, 96002, 146090, 192004, 240005, 292180, 336007, 480010, 672014, 960020, 1344028, 1680035, 3360070, 6720140]

約数ペア:

[(1, 6720140), (2, 3360070), (4, 1680035), (5, 1344028), (7, 960020), (10, 672014), (14, 480010), (20, 336007), (23, 292180), (28, 240005), (35, 192004), (46, 146090), (70, 96002), (92, 73045), (115, 58436), (140, 48001), (161, 41740), (230, 29218), (322, 20870), (460, 14609), (644, 10435), (805, 8348), (1610, 4174), (2087, 3220)]