7962920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28439}}^1$

素因数の和:28457

約数の個数: 32

約数和(自身を含む): 20476800

約数和(自身を除く): 12513880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28439, 56878, 113756, 142195, 199073, 227512, 284390, 398146, 568780, 796292, 995365, 1137560, 1592584, 1990730, 3981460, 7962920]

約数ペア:

[(1, 7962920), (2, 3981460), (4, 1990730), (5, 1592584), (7, 1137560), (8, 995365), (10, 796292), (14, 568780), (20, 398146), (28, 284390), (35, 227512), (40, 199073), (56, 142195), (70, 113756), (140, 56878), (280, 28439)]