18248720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32587}}^1$

素因数の和:32607

約数の個数: 40

約数和(自身を含む): 48490944

約数和(自身を除く): 30242224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32587, 65174, 130348, 162935, 228109, 260696, 325870, 456218, 521392, 651740, 912436, 1140545, 1303480, 1824872, 2281090, 2606960, 3649744, 4562180, 9124360, 18248720]

約数ペア:

[(1, 18248720), (2, 9124360), (4, 4562180), (5, 3649744), (7, 2606960), (8, 2281090), (10, 1824872), (14, 1303480), (16, 1140545), (20, 912436), (28, 651740), (35, 521392), (40, 456218), (56, 325870), (70, 260696), (80, 228109), (112, 162935), (140, 130348), (280, 65174), (560, 32587)]