2080491985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{8243}}^1$

素因数の和:8625

約数の個数: 32

約数和(自身を含む): 2941723008

約数和(自身を除く): 861231023

約数列:

[1, 5, 11, 13, 55, 65, 143, 353, 715, 1765, 3883, 4589, 8243, 19415, 22945, 41215, 50479, 90673, 107159, 252395, 453365, 535795, 1178749, 2909779, 5893745, 14548895, 32007569, 37827127, 160037845, 189135635, 416098397, 2080491985]

約数ペア:

[(1, 2080491985), (5, 416098397), (11, 189135635), (13, 160037845), (55, 37827127), (65, 32007569), (143, 14548895), (353, 5893745), (715, 2909779), (1765, 1178749), (3883, 535795), (4589, 453365), (8243, 252395), (19415, 107159), (22945, 90673), (41215, 50479)]