8097880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28921}}^1$

素因数の和:28939

約数の個数: 32

約数和(自身を含む): 20823840

約数和(自身を除く): 12725960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28921, 57842, 115684, 144605, 202447, 231368, 289210, 404894, 578420, 809788, 1012235, 1156840, 1619576, 2024470, 4048940, 8097880]

約数ペア:

[(1, 8097880), (2, 4048940), (4, 2024470), (5, 1619576), (7, 1156840), (8, 1012235), (10, 809788), (14, 578420), (20, 404894), (28, 289210), (35, 231368), (40, 202447), (56, 144605), (70, 115684), (140, 57842), (280, 28921)]