1920161290

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1381411}}^1$

素因数の和:1381557

約数の個数: 16

約数和(自身を含む): 3481158240

約数和(自身を除く): 1560996950

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 1381411, 2762822, 6907055, 13814110, 192016129, 384032258, 960080645, 1920161290]

約数ペア:

[(1, 1920161290), (2, 960080645), (5, 384032258), (10, 192016129), (139, 13814110), (278, 6907055), (695, 2762822), (1390, 1381411)]