2052177560

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{243149}}^1$

素因数の和:243371

約数の個数: 32

約数和(自身を含む): 4639302000

約数和(自身を除く): 2587124440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 243149, 486298, 972596, 1215745, 1945192, 2431490, 4862980, 9725960, 51304439, 102608878, 205217756, 256522195, 410435512, 513044390, 1026088780, 2052177560]

約数ペア:

[(1, 2052177560), (2, 1026088780), (4, 513044390), (5, 410435512), (8, 256522195), (10, 205217756), (20, 102608878), (40, 51304439), (211, 9725960), (422, 4862980), (844, 2431490), (1055, 1945192), (1688, 1215745), (2110, 972596), (4220, 486298), (8440, 243149)]