39945976

素因数分解:

$2^3\times 7^2\times {\mathrm{181}}^1\times {\mathrm{563}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 87764040

約数和(自身を除く): 47818064

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 181, 196, 362, 392, 563, 724, 1126, 1267, 1448, 2252, 2534, 3941, 4504, 5068, 7882, 8869, 10136, 15764, 17738, 27587, 31528, 35476, 55174, 70952, 101903, 110348, 203806, 220696, 407612, 713321, 815224, 1426642, 2853284, 4993247, 5706568, 9986494, 19972988, 39945976]

約数ペア:

[(1, 39945976), (2, 19972988), (4, 9986494), (7, 5706568), (8, 4993247), (14, 2853284), (28, 1426642), (49, 815224), (56, 713321), (98, 407612), (181, 220696), (196, 203806), (362, 110348), (392, 101903), (563, 70952), (724, 55174), (1126, 35476), (1267, 31528), (1448, 27587), (2252, 17738), (2534, 15764), (3941, 10136), (4504, 8869), (5068, 7882)]