18308080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32693}}^1$

素因数の和:32713

約数の個数: 40

約数和(自身を含む): 48648672

約数和(自身を除く): 30340592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32693, 65386, 130772, 163465, 228851, 261544, 326930, 457702, 523088, 653860, 915404, 1144255, 1307720, 1830808, 2288510, 2615440, 3661616, 4577020, 9154040, 18308080]

約数ペア:

[(1, 18308080), (2, 9154040), (4, 4577020), (5, 3661616), (7, 2615440), (8, 2288510), (10, 1830808), (14, 1307720), (16, 1144255), (20, 915404), (28, 653860), (35, 523088), (40, 457702), (56, 326930), (70, 261544), (80, 228851), (112, 163465), (140, 130772), (280, 65386), (560, 32693)]