2558272

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:646

約数の個数: 28

約数和(自身を含む): 5157216

約数和(自身を除く): 2598944

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 563, 568, 1126, 1136, 2252, 2272, 4504, 4544, 9008, 18016, 36032, 39973, 79946, 159892, 319784, 639568, 1279136, 2558272]

約数ペア:

[(1, 2558272), (2, 1279136), (4, 639568), (8, 319784), (16, 159892), (32, 79946), (64, 39973), (71, 36032), (142, 18016), (284, 9008), (563, 4544), (568, 4504), (1126, 2272), (1136, 2252)]