500290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1021}}^1$

素因数の和:1042

約数の個数: 24

約数和(自身を含む): 1048572

約数和(自身を除く): 548282

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1021, 2042, 5105, 7147, 10210, 14294, 35735, 50029, 71470, 100058, 250145, 500290]

約数ペア:

[(1, 500290), (2, 250145), (5, 100058), (7, 71470), (10, 50029), (14, 35735), (35, 14294), (49, 10210), (70, 7147), (98, 5105), (245, 2042), (490, 1021)]