4033136980

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1\times {\mathrm{3943}}^1$

素因数の和:4408

約数の個数: 48

約数和(自身を含む): 8547436800

約数和(自身を除く): 4514299820

約数列:

[1, 2, 4, 5, 10, 20, 199, 257, 398, 514, 796, 995, 1028, 1285, 1990, 2570, 3943, 3980, 5140, 7886, 15772, 19715, 39430, 51143, 78860, 102286, 204572, 255715, 511430, 784657, 1013351, 1022860, 1569314, 2026702, 3138628, 3923285, 4053404, 5066755, 7846570, 10133510, 15693140, 20267020, 201656849, 403313698, 806627396, 1008284245, 2016568490, 4033136980]

約数ペア:

[(1, 4033136980), (2, 2016568490), (4, 1008284245), (5, 806627396), (10, 403313698), (20, 201656849), (199, 20267020), (257, 15693140), (398, 10133510), (514, 7846570), (796, 5066755), (995, 4053404), (1028, 3923285), (1285, 3138628), (1990, 2026702), (2570, 1569314), (3943, 1022860), (3980, 1013351), (5140, 784657), (7886, 511430), (15772, 255715), (19715, 204572), (39430, 102286), (51143, 78860)]