2149508720

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{85843}}^1$

素因数の和:86169

約数の個数: 40

約数和(自身を含む): 5013632976

約数和(自身を除く): 2864124256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 2504, 3130, 5008, 6260, 12520, 25040, 85843, 171686, 343372, 429215, 686744, 858430, 1373488, 1716860, 3433720, 6867440, 26868859, 53737718, 107475436, 134344295, 214950872, 268688590, 429901744, 537377180, 1074754360, 2149508720]

約数ペア:

[(1, 2149508720), (2, 1074754360), (4, 537377180), (5, 429901744), (8, 268688590), (10, 214950872), (16, 134344295), (20, 107475436), (40, 53737718), (80, 26868859), (313, 6867440), (626, 3433720), (1252, 1716860), (1565, 1373488), (2504, 858430), (3130, 686744), (5008, 429215), (6260, 343372), (12520, 171686), (25040, 85843)]