7847140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2437}}^1$

素因数の和:2476

約数の個数: 48

約数和(自身を含む): 19660032

約数和(自身を除く): 11812892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 2437, 3220, 4874, 9748, 12185, 17059, 24370, 34118, 48740, 56051, 68236, 85295, 112102, 170590, 224204, 280255, 341180, 392357, 560510, 784714, 1121020, 1569428, 1961785, 3923570, 7847140]

約数ペア:

[(1, 7847140), (2, 3923570), (4, 1961785), (5, 1569428), (7, 1121020), (10, 784714), (14, 560510), (20, 392357), (23, 341180), (28, 280255), (35, 224204), (46, 170590), (70, 112102), (92, 85295), (115, 68236), (140, 56051), (161, 48740), (230, 34118), (322, 24370), (460, 17059), (644, 12185), (805, 9748), (1610, 4874), (2437, 3220)]