30005740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 65100672

約数和(自身を除く): 35094932

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 137, 188, 233, 235, 274, 466, 470, 548, 685, 932, 940, 1165, 1370, 2330, 2740, 4660, 6439, 10951, 12878, 21902, 25756, 31921, 32195, 43804, 54755, 63842, 64390, 109510, 127684, 128780, 159605, 219020, 319210, 638420, 1500287, 3000574, 6001148, 7501435, 15002870, 30005740]

約数ペア:

[(1, 30005740), (2, 15002870), (4, 7501435), (5, 6001148), (10, 3000574), (20, 1500287), (47, 638420), (94, 319210), (137, 219020), (188, 159605), (233, 128780), (235, 127684), (274, 109510), (466, 64390), (470, 63842), (548, 54755), (685, 43804), (932, 32195), (940, 31921), (1165, 25756), (1370, 21902), (2330, 12878), (2740, 10951), (4660, 6439)]