201307280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{132439}}^1$

素因数の和:132471

約数の個数: 40

約数和(自身を含む): 492676800

約数和(自身を除く): 291369520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 132439, 264878, 529756, 662195, 1059512, 1324390, 2119024, 2516341, 2648780, 5032682, 5297560, 10065364, 10595120, 12581705, 20130728, 25163410, 40261456, 50326820, 100653640, 201307280]

約数ペア:

[(1, 201307280), (2, 100653640), (4, 50326820), (5, 40261456), (8, 25163410), (10, 20130728), (16, 12581705), (19, 10595120), (20, 10065364), (38, 5297560), (40, 5032682), (76, 2648780), (80, 2516341), (95, 2119024), (152, 1324390), (190, 1059512), (304, 662195), (380, 529756), (760, 264878), (1520, 132439)]