1640040076

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{18217}}^1$

素因数の和:18609

約数の個数: 24

約数和(自身を含む): 2919835296

約数和(自身を除く): 1279795220

約数列:

[1, 2, 4, 71, 142, 284, 317, 634, 1268, 18217, 22507, 36434, 45014, 72868, 90028, 1293407, 2586814, 5173628, 5774789, 11549578, 23099156, 410010019, 820020038, 1640040076]

約数ペア:

[(1, 1640040076), (2, 820020038), (4, 410010019), (71, 23099156), (142, 11549578), (284, 5774789), (317, 5173628), (634, 2586814), (1268, 1293407), (18217, 90028), (22507, 72868), (36434, 45014)]