17938760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{64067}}^1$

素因数の和:64085

約数の個数: 32

約数和(自身を含む): 46128960

約数和(自身を除く): 28190200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 64067, 128134, 256268, 320335, 448469, 512536, 640670, 896938, 1281340, 1793876, 2242345, 2562680, 3587752, 4484690, 8969380, 17938760]

約数ペア:

[(1, 17938760), (2, 8969380), (4, 4484690), (5, 3587752), (7, 2562680), (8, 2242345), (10, 1793876), (14, 1281340), (20, 896938), (28, 640670), (35, 512536), (40, 448469), (56, 320335), (70, 256268), (140, 128134), (280, 64067)]