20548620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38053}}^1$

素因数の和:38071

約数の個数: 48

約数和(自身を含む): 63930720

約数和(自身を除く): 43382100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 38053, 76106, 114159, 152212, 190265, 228318, 342477, 380530, 456636, 570795, 684954, 761060, 1027431, 1141590, 1369908, 1712385, 2054862, 2283180, 3424770, 4109724, 5137155, 6849540, 10274310, 20548620]

約数ペア:

[(1, 20548620), (2, 10274310), (3, 6849540), (4, 5137155), (5, 4109724), (6, 3424770), (9, 2283180), (10, 2054862), (12, 1712385), (15, 1369908), (18, 1141590), (20, 1027431), (27, 761060), (30, 684954), (36, 570795), (45, 456636), (54, 380530), (60, 342477), (90, 228318), (108, 190265), (135, 152212), (180, 114159), (270, 76106), (540, 38053)]