2019296840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{12109}}^1$

素因数の和:12510

約数の個数: 64

約数和(自身を含む): 4969944000

約数和(自身を除く): 2950647160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 379, 440, 758, 1516, 1895, 3032, 3790, 4169, 7580, 8338, 12109, 15160, 16676, 20845, 24218, 33352, 41690, 48436, 60545, 83380, 96872, 121090, 133199, 166760, 242180, 266398, 484360, 532796, 665995, 1065592, 1331990, 2663980, 4589311, 5327960, 9178622, 18357244, 22946555, 36714488, 45893110, 50482421, 91786220, 100964842, 183572440, 201929684, 252412105, 403859368, 504824210, 1009648420, 2019296840]

約数ペア:

[(1, 2019296840), (2, 1009648420), (4, 504824210), (5, 403859368), (8, 252412105), (10, 201929684), (11, 183572440), (20, 100964842), (22, 91786220), (40, 50482421), (44, 45893110), (55, 36714488), (88, 22946555), (110, 18357244), (220, 9178622), (379, 5327960), (440, 4589311), (758, 2663980), (1516, 1331990), (1895, 1065592), (3032, 665995), (3790, 532796), (4169, 484360), (7580, 266398), (8338, 242180), (12109, 166760), (15160, 133199), (16676, 121090), (20845, 96872), (24218, 83380), (33352, 60545), (41690, 48436)]