84867880

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{20599}}^1$

素因数の和:20713

約数の個数: 32

約数和(自身を含む): 192816000

約数和(自身を除く): 107948120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 20599, 41198, 82396, 102995, 164792, 205990, 411980, 823960, 2121697, 4243394, 8486788, 10608485, 16973576, 21216970, 42433940, 84867880]

約数ペア:

[(1, 84867880), (2, 42433940), (4, 21216970), (5, 16973576), (8, 10608485), (10, 8486788), (20, 4243394), (40, 2121697), (103, 823960), (206, 411980), (412, 205990), (515, 164792), (824, 102995), (1030, 82396), (2060, 41198), (4120, 20599)]