2870680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1669}}^1$

素因数の和:1723

約数の個数: 32

約数和(自身を含む): 6613200

約数和(自身を除く): 3742520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1669, 1720, 3338, 6676, 8345, 13352, 16690, 33380, 66760, 71767, 143534, 287068, 358835, 574136, 717670, 1435340, 2870680]

約数ペア:

[(1, 2870680), (2, 1435340), (4, 717670), (5, 574136), (8, 358835), (10, 287068), (20, 143534), (40, 71767), (43, 66760), (86, 33380), (172, 16690), (215, 13352), (344, 8345), (430, 6676), (860, 3338), (1669, 1720)]