2513840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^2$

素因数の和:154

約数の個数: 60

約数和(自身を含む): 6780816

約数和(自身を除く): 4266976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1340, 1876, 2345, 2680, 3752, 4489, 4690, 5360, 7504, 8978, 9380, 17956, 18760, 22445, 31423, 35912, 37520, 44890, 62846, 71824, 89780, 125692, 157115, 179560, 251384, 314230, 359120, 502768, 628460, 1256920, 2513840]

約数ペア:

[(1, 2513840), (2, 1256920), (4, 628460), (5, 502768), (7, 359120), (8, 314230), (10, 251384), (14, 179560), (16, 157115), (20, 125692), (28, 89780), (35, 71824), (40, 62846), (56, 44890), (67, 37520), (70, 35912), (80, 31423), (112, 22445), (134, 18760), (140, 17956), (268, 9380), (280, 8978), (335, 7504), (469, 5360), (536, 4690), (560, 4489), (670, 3752), (938, 2680), (1072, 2345), (1340, 1876)]