39998728

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5903}}^1$

素因数の和:5938

約数の個数: 48

約数和(自身を含む): 94227840

約数和(自身を除く): 54229112

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 3388, 5903, 6776, 11806, 23612, 41321, 47224, 64933, 82642, 129866, 165284, 259732, 330568, 454531, 519464, 714263, 909062, 1428526, 1818124, 2857052, 3636248, 4999841, 5714104, 9999682, 19999364, 39998728]

約数ペア:

[(1, 39998728), (2, 19999364), (4, 9999682), (7, 5714104), (8, 4999841), (11, 3636248), (14, 2857052), (22, 1818124), (28, 1428526), (44, 909062), (56, 714263), (77, 519464), (88, 454531), (121, 330568), (154, 259732), (242, 165284), (308, 129866), (484, 82642), (616, 64933), (847, 47224), (968, 41321), (1694, 23612), (3388, 11806), (5903, 6776)]