14688940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{439}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 35481600

約数和(自身を除く): 20792660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 439, 478, 878, 956, 1195, 1673, 1756, 2195, 2390, 3073, 3346, 4390, 4780, 6146, 6692, 8365, 8780, 12292, 15365, 16730, 30730, 33460, 61460, 104921, 209842, 419684, 524605, 734447, 1049210, 1468894, 2098420, 2937788, 3672235, 7344470, 14688940]

約数ペア:

[(1, 14688940), (2, 7344470), (4, 3672235), (5, 2937788), (7, 2098420), (10, 1468894), (14, 1049210), (20, 734447), (28, 524605), (35, 419684), (70, 209842), (140, 104921), (239, 61460), (439, 33460), (478, 30730), (878, 16730), (956, 15365), (1195, 12292), (1673, 8780), (1756, 8365), (2195, 6692), (2390, 6146), (3073, 4780), (3346, 4390)]