87863960

素因数分解:

$2^3\times 5^1\times {\mathrm{2196599}}^1$

素因数の和:2196610

約数の個数: 16

約数和(自身を含む): 197694000

約数和(自身を除く): 109830040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2196599, 4393198, 8786396, 10982995, 17572792, 21965990, 43931980, 87863960]

約数ペア:

[(1, 87863960), (2, 43931980), (4, 21965990), (5, 17572792), (8, 10982995), (10, 8786396), (20, 4393198), (40, 2196599)]