2646766690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{32321}}^1$

素因数の和:32778

約数の個数: 32

約数和(自身を含む): 5026717440

約数和(自身を除く): 2379950750

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 431, 862, 2155, 4310, 8189, 16378, 32321, 40945, 64642, 81890, 161605, 323210, 614099, 1228198, 3070495, 6140990, 13930351, 27860702, 69651755, 139303510, 264676669, 529353338, 1323383345, 2646766690]

約数ペア:

[(1, 2646766690), (2, 1323383345), (5, 529353338), (10, 264676669), (19, 139303510), (38, 69651755), (95, 27860702), (190, 13930351), (431, 6140990), (862, 3070495), (2155, 1228198), (4310, 614099), (8189, 323210), (16378, 161605), (32321, 81890), (40945, 64642)]