1288503790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1493}}^1\times {\mathrm{12329}}^1$

素因数の和:13836

約数の個数: 32

約数和(自身を含む): 2652626880

約数和(自身を除く): 1364123090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1493, 2986, 7465, 10451, 12329, 14930, 20902, 24658, 52255, 61645, 86303, 104510, 123290, 172606, 431515, 863030, 18407197, 36814394, 92035985, 128850379, 184071970, 257700758, 644251895, 1288503790]

約数ペア:

[(1, 1288503790), (2, 644251895), (5, 257700758), (7, 184071970), (10, 128850379), (14, 92035985), (35, 36814394), (70, 18407197), (1493, 863030), (2986, 431515), (7465, 172606), (10451, 123290), (12329, 104510), (14930, 86303), (20902, 61645), (24658, 52255)]