57855640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{33637}}^1$

素因数の和:33691

約数の個数: 32

約数和(自身を含む): 133206480

約数和(自身を除く): 75350840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 33637, 67274, 134548, 168185, 269096, 336370, 672740, 1345480, 1446391, 2892782, 5785564, 7231955, 11571128, 14463910, 28927820, 57855640]

約数ペア:

[(1, 57855640), (2, 28927820), (4, 14463910), (5, 11571128), (8, 7231955), (10, 5785564), (20, 2892782), (40, 1446391), (43, 1345480), (86, 672740), (172, 336370), (215, 269096), (344, 168185), (430, 134548), (860, 67274), (1720, 33637)]