139410820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{8191}}^1$

素因数の和:8260

約数の個数: 48

約数和(自身を含む): 313786368

約数和(自身を除く): 174375548

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1702, 3404, 4255, 8191, 8510, 16382, 17020, 32764, 40955, 81910, 163820, 188393, 303067, 376786, 606134, 753572, 941965, 1212268, 1515335, 1883930, 3030670, 3767860, 6061340, 6970541, 13941082, 27882164, 34852705, 69705410, 139410820]

約数ペア:

[(1, 139410820), (2, 69705410), (4, 34852705), (5, 27882164), (10, 13941082), (20, 6970541), (23, 6061340), (37, 3767860), (46, 3030670), (74, 1883930), (92, 1515335), (115, 1212268), (148, 941965), (185, 753572), (230, 606134), (370, 376786), (460, 303067), (740, 188393), (851, 163820), (1702, 81910), (3404, 40955), (4255, 32764), (8191, 17020), (8510, 16382)]