6659960

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{997}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 15089760

約数和(自身を除く): 8429800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 997, 1336, 1670, 1994, 3340, 3988, 4985, 6680, 7976, 9970, 19940, 39880, 166499, 332998, 665996, 832495, 1331992, 1664990, 3329980, 6659960]

約数ペア:

[(1, 6659960), (2, 3329980), (4, 1664990), (5, 1331992), (8, 832495), (10, 665996), (20, 332998), (40, 166499), (167, 39880), (334, 19940), (668, 9970), (835, 7976), (997, 6680), (1336, 4985), (1670, 3988), (1994, 3340)]