4048940

素因数分解:

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

素因数の和:28937

約数の個数: 24

約数和(自身を含む): 9717792

約数和(自身を除く): 5668852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 28921, 57842, 115684, 144605, 202447, 289210, 404894, 578420, 809788, 1012235, 2024470, 4048940]

約数ペア:

[(1, 4048940), (2, 2024470), (4, 1012235), (5, 809788), (7, 578420), (10, 404894), (14, 289210), (20, 202447), (28, 144605), (35, 115684), (70, 57842), (140, 28921)]