19246640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{34369}}^1$

素因数の和:34389

約数の個数: 40

約数和(自身を含む): 51142560

約数和(自身を除く): 31895920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 34369, 68738, 137476, 171845, 240583, 274952, 343690, 481166, 549904, 687380, 962332, 1202915, 1374760, 1924664, 2405830, 2749520, 3849328, 4811660, 9623320, 19246640]

約数ペア:

[(1, 19246640), (2, 9623320), (4, 4811660), (5, 3849328), (7, 2749520), (8, 2405830), (10, 1924664), (14, 1374760), (16, 1202915), (20, 962332), (28, 687380), (35, 549904), (40, 481166), (56, 343690), (70, 274952), (80, 240583), (112, 171845), (140, 137476), (280, 68738), (560, 34369)]