20209970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{683}}^1$

素因数の和:970

約数の個数: 32

約数和(自身を含む): 39890880

約数和(自身を除く): 19680910

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 269, 538, 683, 1345, 1366, 2690, 2959, 3415, 5918, 6830, 7513, 14795, 15026, 29590, 37565, 75130, 183727, 367454, 918635, 1837270, 2020997, 4041994, 10104985, 20209970]

約数ペア:

[(1, 20209970), (2, 10104985), (5, 4041994), (10, 2020997), (11, 1837270), (22, 918635), (55, 367454), (110, 183727), (269, 75130), (538, 37565), (683, 29590), (1345, 15026), (1366, 14795), (2690, 7513), (2959, 6830), (3415, 5918)]