2115778870

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{558253}}^1$

素因数の和:558639

約数の個数: 16

約数和(自身を含む): 3818457360

約数和(自身を除く): 1702678490

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 558253, 1116506, 2791265, 5582530, 211577887, 423155774, 1057889435, 2115778870]

約数ペア:

[(1, 2115778870), (2, 1057889435), (5, 423155774), (10, 211577887), (379, 5582530), (758, 2791265), (1895, 1116506), (3790, 558253)]