1380962690

素因数分解:

$2^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{170279}}^1$

素因数の和:171097

約数の個数: 16

約数和(自身を含む): 2488812480

約数和(自身を除く): 1107849790

約数列:

[1, 2, 5, 10, 811, 1622, 4055, 8110, 170279, 340558, 851395, 1702790, 138096269, 276192538, 690481345, 1380962690]

約数ペア:

[(1, 1380962690), (2, 690481345), (5, 276192538), (10, 138096269), (811, 1702790), (1622, 851395), (4055, 340558), (8110, 170279)]