509204240

素因数分解:

$2^4\times 5^1\times {\mathrm{6365053}}^1$

素因数の和:6365066

約数の個数: 20

約数和(自身を含む): 1183900044

約数和(自身を除く): 674695804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6365053, 12730106, 25460212, 31825265, 50920424, 63650530, 101840848, 127301060, 254602120, 509204240]

約数ペア:

[(1, 509204240), (2, 254602120), (4, 127301060), (5, 101840848), (8, 63650530), (10, 50920424), (16, 31825265), (20, 25460212), (40, 12730106), (80, 6365053)]