8732920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31189}}^1$

素因数の和:31207

約数の個数: 32

約数和(自身を含む): 22456800

約数和(自身を除く): 13723880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 31189, 62378, 124756, 155945, 218323, 249512, 311890, 436646, 623780, 873292, 1091615, 1247560, 1746584, 2183230, 4366460, 8732920]

約数ペア:

[(1, 8732920), (2, 4366460), (4, 2183230), (5, 1746584), (7, 1247560), (8, 1091615), (10, 873292), (14, 623780), (20, 436646), (28, 311890), (35, 249512), (40, 218323), (56, 155945), (70, 124756), (140, 62378), (280, 31189)]