2665890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1559}}^1$

素因数の和:1591

約数の個数: 48

約数和(自身を含む): 7300800

約数和(自身を除く): 4634910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1559, 1710, 3118, 4677, 7795, 9354, 14031, 15590, 23385, 28062, 29621, 46770, 59242, 70155, 88863, 140310, 148105, 177726, 266589, 296210, 444315, 533178, 888630, 1332945, 2665890]

約数ペア:

[(1, 2665890), (2, 1332945), (3, 888630), (5, 533178), (6, 444315), (9, 296210), (10, 266589), (15, 177726), (18, 148105), (19, 140310), (30, 88863), (38, 70155), (45, 59242), (57, 46770), (90, 29621), (95, 28062), (114, 23385), (171, 15590), (190, 14031), (285, 9354), (342, 7795), (570, 4677), (855, 3118), (1559, 1710)]