12926785240

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2964859}}^1$

素因数の和:2964979

約数の個数: 32

約数和(自身を含む): 29352114000

約数和(自身を除く): 16425328760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 2964859, 5929718, 11859436, 14824295, 23718872, 29648590, 59297180, 118594360, 323169631, 646339262, 1292678524, 1615848155, 2585357048, 3231696310, 6463392620, 12926785240]

約数ペア:

[(1, 12926785240), (2, 6463392620), (4, 3231696310), (5, 2585357048), (8, 1615848155), (10, 1292678524), (20, 646339262), (40, 323169631), (109, 118594360), (218, 59297180), (436, 29648590), (545, 23718872), (872, 14824295), (1090, 11859436), (2180, 5929718), (4360, 2964859)]