57220460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1307}}^1$

素因数の和:1526

約数の個数: 48

約数和(自身を含む): 131846400

約数和(自身を除く): 74625940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 398, 796, 995, 1307, 1990, 2189, 2614, 3980, 4378, 5228, 6535, 8756, 10945, 13070, 14377, 21890, 26140, 28754, 43780, 57508, 71885, 143770, 260093, 287540, 520186, 1040372, 1300465, 2600930, 2861023, 5201860, 5722046, 11444092, 14305115, 28610230, 57220460]

約数ペア:

[(1, 57220460), (2, 28610230), (4, 14305115), (5, 11444092), (10, 5722046), (11, 5201860), (20, 2861023), (22, 2600930), (44, 1300465), (55, 1040372), (110, 520186), (199, 287540), (220, 260093), (398, 143770), (796, 71885), (995, 57508), (1307, 43780), (1990, 28754), (2189, 26140), (2614, 21890), (3980, 14377), (4378, 13070), (5228, 10945), (6535, 8756)]