2051219080

素因数分解:

$2^3\times 5^1\times {\mathrm{10459}}^1\times {\mathrm{4903}}^1$

素因数の和:15373

約数の個数: 32

約数和(自身を含む): 4616625600

約数和(自身を除く): 2565406520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4903, 9806, 10459, 19612, 20918, 24515, 39224, 41836, 49030, 52295, 83672, 98060, 104590, 196120, 209180, 418360, 51280477, 102560954, 205121908, 256402385, 410243816, 512804770, 1025609540, 2051219080]

約数ペア:

[(1, 2051219080), (2, 1025609540), (4, 512804770), (5, 410243816), (8, 256402385), (10, 205121908), (20, 102560954), (40, 51280477), (4903, 418360), (9806, 209180), (10459, 196120), (19612, 104590), (20918, 98060), (24515, 83672), (39224, 52295), (41836, 49030)]