11790740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 26989200

約数和(自身を除く): 15198460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 449, 505, 898, 1010, 1313, 1796, 2020, 2245, 2626, 4490, 5252, 5837, 6565, 8980, 11674, 13130, 23348, 26260, 29185, 45349, 58370, 90698, 116740, 181396, 226745, 453490, 589537, 906980, 1179074, 2358148, 2947685, 5895370, 11790740]

約数ペア:

[(1, 11790740), (2, 5895370), (4, 2947685), (5, 2358148), (10, 1179074), (13, 906980), (20, 589537), (26, 453490), (52, 226745), (65, 181396), (101, 116740), (130, 90698), (202, 58370), (260, 45349), (404, 29185), (449, 26260), (505, 23348), (898, 13130), (1010, 11674), (1313, 8980), (1796, 6565), (2020, 5837), (2245, 5252), (2626, 4490)]