387756580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{3011}}^1$

素因数の和:3204

約数の個数: 48

約数和(自身を含む): 837962496

約数和(自身を除く): 450205916

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 137, 188, 235, 274, 470, 548, 685, 940, 1370, 2740, 3011, 6022, 6439, 12044, 12878, 15055, 25756, 30110, 32195, 60220, 64390, 128780, 141517, 283034, 412507, 566068, 707585, 825014, 1415170, 1650028, 2062535, 2830340, 4125070, 8250140, 19387829, 38775658, 77551316, 96939145, 193878290, 387756580]

約数ペア:

[(1, 387756580), (2, 193878290), (4, 96939145), (5, 77551316), (10, 38775658), (20, 19387829), (47, 8250140), (94, 4125070), (137, 2830340), (188, 2062535), (235, 1650028), (274, 1415170), (470, 825014), (548, 707585), (685, 566068), (940, 412507), (1370, 283034), (2740, 141517), (3011, 128780), (6022, 64390), (6439, 60220), (12044, 32195), (12878, 30110), (15055, 25756)]