855565760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{381949}}^1$

素因数の和:381973

約数の個数: 56

約数和(自身を含む): 2328367200

約数和(自身を除く): 1472801440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 381949, 763898, 1527796, 1909745, 2673643, 3055592, 3819490, 5347286, 6111184, 7638980, 10694572, 12222368, 13368215, 15277960, 21389144, 24444736, 26736430, 30555920, 42778288, 53472860, 61111840, 85556576, 106945720, 122223680, 171113152, 213891440, 427782880, 855565760]

約数ペア:

[(1, 855565760), (2, 427782880), (4, 213891440), (5, 171113152), (7, 122223680), (8, 106945720), (10, 85556576), (14, 61111840), (16, 53472860), (20, 42778288), (28, 30555920), (32, 26736430), (35, 24444736), (40, 21389144), (56, 15277960), (64, 13368215), (70, 12222368), (80, 10694572), (112, 7638980), (140, 6111184), (160, 5347286), (224, 3819490), (280, 3055592), (320, 2673643), (448, 1909745), (560, 1527796), (1120, 763898), (2240, 381949)]