1620716084

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{77339}}^1$

素因数の和:77400

約数の個数: 36

約数和(自身を含む): 3170321280

約数和(自身を除く): 1549605196

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 676, 806, 1612, 5239, 10478, 20956, 77339, 154678, 309356, 1005407, 2010814, 2397509, 4021628, 4795018, 9590036, 13070291, 26140582, 31167617, 52281164, 62335234, 124670468, 405179021, 810358042, 1620716084]

約数ペア:

[(1, 1620716084), (2, 810358042), (4, 405179021), (13, 124670468), (26, 62335234), (31, 52281164), (52, 31167617), (62, 26140582), (124, 13070291), (169, 9590036), (338, 4795018), (403, 4021628), (676, 2397509), (806, 2010814), (1612, 1005407), (5239, 309356), (10478, 154678), (20956, 77339)]