2948240

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:419

約数の個数: 40

約数和(自身を含む): 6930360

約数和(自身を除く): 3982120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 269, 274, 538, 548, 685, 1076, 1096, 1345, 1370, 2152, 2192, 2690, 2740, 4304, 5380, 5480, 10760, 10960, 21520, 36853, 73706, 147412, 184265, 294824, 368530, 589648, 737060, 1474120, 2948240]

約数ペア:

[(1, 2948240), (2, 1474120), (4, 737060), (5, 589648), (8, 368530), (10, 294824), (16, 184265), (20, 147412), (40, 73706), (80, 36853), (137, 21520), (269, 10960), (274, 10760), (538, 5480), (548, 5380), (685, 4304), (1076, 2740), (1096, 2690), (1345, 2192), (1370, 2152)]