40308940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{287921}}^1$

素因数の和:287937

約数の個数: 24

約数和(自身を含む): 96741792

約数和(自身を除く): 56432852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 287921, 575842, 1151684, 1439605, 2015447, 2879210, 4030894, 5758420, 8061788, 10077235, 20154470, 40308940]

約数ペア:

[(1, 40308940), (2, 20154470), (4, 10077235), (5, 8061788), (7, 5758420), (10, 4030894), (14, 2879210), (20, 2015447), (28, 1439605), (35, 1151684), (70, 575842), (140, 287921)]