2508940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17921}}^1$

素因数の和:17937

約数の個数: 24

約数和(自身を含む): 6021792

約数和(自身を除く): 3512852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 17921, 35842, 71684, 89605, 125447, 179210, 250894, 358420, 501788, 627235, 1254470, 2508940]

約数ペア:

[(1, 2508940), (2, 1254470), (4, 627235), (5, 501788), (7, 358420), (10, 250894), (14, 179210), (20, 125447), (28, 89605), (35, 71684), (70, 35842), (140, 17921)]