3949456

素因数分解:

$2^4\times 7^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 8838720

約数和(自身を除く): 4889264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179, 197, 358, 394, 716, 788, 1253, 1379, 1432, 1576, 2506, 2758, 2864, 3152, 5012, 5516, 10024, 11032, 20048, 22064, 35263, 70526, 141052, 246841, 282104, 493682, 564208, 987364, 1974728, 3949456]

約数ペア:

[(1, 3949456), (2, 1974728), (4, 987364), (7, 564208), (8, 493682), (14, 282104), (16, 246841), (28, 141052), (56, 70526), (112, 35263), (179, 22064), (197, 20048), (358, 11032), (394, 10024), (716, 5516), (788, 5012), (1253, 3152), (1379, 2864), (1432, 2758), (1576, 2506)]