2800000048

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{863}}^1\times {\mathrm{1019}}^1$

素因数の和:2089

約数の個数: 40

約数和(自身を含む): 5463936000

約数和(自身を除く): 2663935952

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 863, 1019, 1592, 1726, 2038, 3184, 3452, 4076, 6904, 8152, 13808, 16304, 171737, 202781, 343474, 405562, 686948, 811124, 879397, 1373896, 1622248, 1758794, 2747792, 3244496, 3517588, 7035176, 14070352, 175000003, 350000006, 700000012, 1400000024, 2800000048]

約数ペア:

[(1, 2800000048), (2, 1400000024), (4, 700000012), (8, 350000006), (16, 175000003), (199, 14070352), (398, 7035176), (796, 3517588), (863, 3244496), (1019, 2747792), (1592, 1758794), (1726, 1622248), (2038, 1373896), (3184, 879397), (3452, 811124), (4076, 686948), (6904, 405562), (8152, 343474), (13808, 202781), (16304, 171737)]