3942880

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1331

約数の個数: 48

約数和(自身を含む): 9812880

約数和(自身を除く): 5870000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1297, 1520, 2594, 3040, 5188, 6485, 10376, 12970, 20752, 24643, 25940, 41504, 49286, 51880, 98572, 103760, 123215, 197144, 207520, 246430, 394288, 492860, 788576, 985720, 1971440, 3942880]

約数ペア:

[(1, 3942880), (2, 1971440), (4, 985720), (5, 788576), (8, 492860), (10, 394288), (16, 246430), (19, 207520), (20, 197144), (32, 123215), (38, 103760), (40, 98572), (76, 51880), (80, 49286), (95, 41504), (152, 25940), (160, 24643), (190, 20752), (304, 12970), (380, 10376), (608, 6485), (760, 5188), (1297, 3040), (1520, 2594)]