55748140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{811}}^1$

素因数の和:1318

約数の個数: 48

約数和(自身を含む): 134233344

約数和(自身を除く): 78485204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 811, 982, 1622, 1964, 2455, 3244, 3437, 4055, 4910, 5677, 6874, 8110, 9820, 11354, 13748, 16220, 17185, 22708, 28385, 34370, 56770, 68740, 113540, 398201, 796402, 1592804, 1991005, 2787407, 3982010, 5574814, 7964020, 11149628, 13937035, 27874070, 55748140]

約数ペア:

[(1, 55748140), (2, 27874070), (4, 13937035), (5, 11149628), (7, 7964020), (10, 5574814), (14, 3982010), (20, 2787407), (28, 1991005), (35, 1592804), (70, 796402), (140, 398201), (491, 113540), (811, 68740), (982, 56770), (1622, 34370), (1964, 28385), (2455, 22708), (3244, 17185), (3437, 16220), (4055, 13748), (4910, 11354), (5677, 9820), (6874, 8110)]